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Finding the Fourth Proportional to 534,306.92, 801,502.02 and 155,233.80

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Solution

The fourth proportional to 534,306.92, 801,502.02 and 155,233.80 is: 232,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,306.92 : 801,502.02 = 155,233.80 : x
  2. Step 2: Convert to fraction form
    534,306.92/801,502.02 = 155,233.80/x
  3. Step 3: Cross multiply
    534,306.92x = 801,502.02 × 155,233.80
  4. Step 4: Simplify right side
    534,306.92x = 124,420,204,272.28
  5. Step 5: Solve for x
    x = 124,420,204,272.28/534,306.92
  6. Step 6: Final answer
    x = 232,862.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.