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Finding the Fourth Proportional to 508,452.27, 762,927.18 and 204,833.79

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Solution

The fourth proportional to 508,452.27, 762,927.18 and 204,833.79 is: 307,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,452.27 : 762,927.18 = 204,833.79 : x
  2. Step 2: Convert to fraction form
    508,452.27/762,927.18 = 204,833.79/x
  3. Step 3: Cross multiply
    508,452.27x = 762,927.18 × 204,833.79
  4. Step 4: Simplify right side
    508,452.27x = 156,273,265,773.41
  5. Step 5: Solve for x
    x = 156,273,265,773.41/508,452.27
  6. Step 6: Final answer
    x = 307,350.91

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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.