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Finding the Fourth Proportional to 574,363.31, 861,791.00 and 237,648.74

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Solution

The fourth proportional to 574,363.31, 861,791.00 and 237,648.74 is: 356,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,363.31 : 861,791.00 = 237,648.74 : x
  2. Step 2: Convert to fraction form
    574,363.31/861,791.00 = 237,648.74/x
  3. Step 3: Cross multiply
    574,363.31x = 861,791.00 × 237,648.74
  4. Step 4: Simplify right side
    574,363.31x = 204,803,539,796.14
  5. Step 5: Solve for x
    x = 204,803,539,796.14/574,363.31
  6. Step 6: Final answer
    x = 356,574.90

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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.