Home / 629,046.38-868,166.01-374,397.57

Finding the Fourth Proportional to 629,046.38, 868,166.01 and 374,397.57

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Solution

The fourth proportional to 629,046.38, 868,166.01 and 374,397.57 is: 516,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,046.38 : 868,166.01 = 374,397.57 : x
  2. Step 2: Convert to fraction form
    629,046.38/868,166.01 = 374,397.57/x
  3. Step 3: Cross multiply
    629,046.38x = 868,166.01 × 374,397.57
  4. Step 4: Simplify right side
    629,046.38x = 325,039,244,500.60
  5. Step 5: Solve for x
    x = 325,039,244,500.60/629,046.38
  6. Step 6: Final answer
    x = 516,717.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.