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Finding the Fourth Proportional to 574,230.38, 861,474.16 and 174,902.41

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Solution

The fourth proportional to 574,230.38, 861,474.16 and 174,902.41 is: 262,392.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,230.38 : 861,474.16 = 174,902.41 : x
  2. Step 2: Convert to fraction form
    574,230.38/861,474.16 = 174,902.41/x
  3. Step 3: Cross multiply
    574,230.38x = 861,474.16 × 174,902.41
  4. Step 4: Simplify right side
    574,230.38x = 150,673,906,736.73
  5. Step 5: Solve for x
    x = 150,673,906,736.73/574,230.38
  6. Step 6: Final answer
    x = 262,392.78

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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.