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Finding the Fourth Proportional to 566,592.43, 781,902.27 and 308,471.15

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Solution

The fourth proportional to 566,592.43, 781,902.27 and 308,471.15 is: 425,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,592.43 : 781,902.27 = 308,471.15 : x
  2. Step 2: Convert to fraction form
    566,592.43/781,902.27 = 308,471.15/x
  3. Step 3: Cross multiply
    566,592.43x = 781,902.27 × 308,471.15
  4. Step 4: Simplify right side
    566,592.43x = 241,194,288,505.00
  5. Step 5: Solve for x
    x = 241,194,288,505.00/566,592.43
  6. Step 6: Final answer
    x = 425,692.75

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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.