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Finding the Fourth Proportional to 716,593.43, 988,785.97 and 410,610.96

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Solution

The fourth proportional to 716,593.43, 988,785.97 and 410,610.96 is: 566,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,593.43 : 988,785.97 = 410,610.96 : x
  2. Step 2: Convert to fraction form
    716,593.43/988,785.97 = 410,610.96/x
  3. Step 3: Cross multiply
    716,593.43x = 988,785.97 × 410,610.96
  4. Step 4: Simplify right side
    716,593.43x = 406,006,355,349.70
  5. Step 5: Solve for x
    x = 406,006,355,349.70/716,593.43
  6. Step 6: Final answer
    x = 566,578.39

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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.