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Finding the Fourth Proportional to 337,636.28, 506,202.89 and 112,863.71

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Solution

The fourth proportional to 337,636.28, 506,202.89 and 112,863.71 is: 169,211.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,636.28 : 506,202.89 = 112,863.71 : x
  2. Step 2: Convert to fraction form
    337,636.28/506,202.89 = 112,863.71/x
  3. Step 3: Cross multiply
    337,636.28x = 506,202.89 × 112,863.71
  4. Step 4: Simplify right side
    337,636.28x = 57,131,933,082.79
  5. Step 5: Solve for x
    x = 57,131,933,082.79/337,636.28
  6. Step 6: Final answer
    x = 169,211.48

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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.