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Finding the Fourth Proportional to 475,797.29, 656,539.56 and 271,861.41

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Solution

The fourth proportional to 475,797.29, 656,539.56 and 271,861.41 is: 375,134.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,797.29 : 656,539.56 = 271,861.41 : x
  2. Step 2: Convert to fraction form
    475,797.29/656,539.56 = 271,861.41/x
  3. Step 3: Cross multiply
    475,797.29x = 656,539.56 × 271,861.41
  4. Step 4: Simplify right side
    475,797.29x = 178,487,770,502.38
  5. Step 5: Solve for x
    x = 178,487,770,502.38/475,797.29
  6. Step 6: Final answer
    x = 375,134.07

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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.