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Finding the Fourth Proportional to 337,306.90, 506,302.71 and 168,947.86

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Solution

The fourth proportional to 337,306.90, 506,302.71 and 168,947.86 is: 253,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,306.90 : 506,302.71 = 168,947.86 : x
  2. Step 2: Convert to fraction form
    337,306.90/506,302.71 = 168,947.86/x
  3. Step 3: Cross multiply
    337,306.90x = 506,302.71 × 168,947.86
  4. Step 4: Simplify right side
    337,306.90x = 85,538,759,366.70
  5. Step 5: Solve for x
    x = 85,538,759,366.70/337,306.90
  6. Step 6: Final answer
    x = 253,593.27

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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.