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Finding the Fourth Proportional to 574,351.02, 861,505.20 and 232,782.66

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Solution

The fourth proportional to 574,351.02, 861,505.20 and 232,782.66 is: 349,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,351.02 : 861,505.20 = 232,782.66 : x
  2. Step 2: Convert to fraction form
    574,351.02/861,505.20 = 232,782.66/x
  3. Step 3: Cross multiply
    574,351.02x = 861,505.20 × 232,782.66
  4. Step 4: Simplify right side
    574,351.02x = 200,543,472,059.83
  5. Step 5: Solve for x
    x = 200,543,472,059.83/574,351.02
  6. Step 6: Final answer
    x = 349,165.35

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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.