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Finding the Fourth Proportional to 574,201.92, 861,346.88 and 174,876.64

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Solution

The fourth proportional to 574,201.92, 861,346.88 and 174,876.64 is: 262,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,201.92 : 861,346.88 = 174,876.64 : x
  2. Step 2: Convert to fraction form
    574,201.92/861,346.88 = 174,876.64/x
  3. Step 3: Cross multiply
    574,201.92x = 861,346.88 × 174,876.64
  4. Step 4: Simplify right side
    574,201.92x = 150,629,448,248.88
  5. Step 5: Solve for x
    x = 150,629,448,248.88/574,201.92
  6. Step 6: Final answer
    x = 262,328.36

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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.