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Proportions in Mathematics: Understanding Ratios and Equations

Learn about proportions, equations stating equal ratios, means-extremes property, and solve problems to find unknowns like x. Practice with real-life scenarios for better understanding of mathematical concepts.

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Proportions in Mathematics: Understanding Ratios and Equations

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  1. PROPORTIONS

  2. Proportion • An equation that states two ratios are equal

  3. Proportion • An equation that states two ratios are equal • Example:

  4. Means – Extremes Property • If then

  5. Means – Extremes Property • If then

  6. Example

  7. Example

  8. Example

  9. Solve for x

  10. Solve for x

  11. Solve for x

  12. Solve for x

  13. Solve for x

  14. Solve for x

  15. Solve for x

  16. Solve for x

  17. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th) • KEY!!!!! Same things – same places

  18. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th)

  19. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th)

  20. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th)

  21. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th)

  22. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th)

  23. Suppose you drove 3630 km in 30 minutes. How long would it take you to go 5876 km at the same speed? (nearest 10th)

  24. Solve

  25. Solve

  26. Solve

  27. Solve

  28. Solve

  29. Solve

  30. Solve

  31. Solve

  32. Solve

  33. Solve

  34. Solve

  35. Solve

  36. Solve

  37. Solve

  38. Solve

  39. Solve

  40. Solve

  41. Solve

  42. Assignment 4.1B: 14 – 37, 53 - 65

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