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Finding the Fourth Proportional to 574,301.88, 861,421.41 and 174,909.24

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Solution

The fourth proportional to 574,301.88, 861,421.41 and 174,909.24 is: 262,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,301.88 : 861,421.41 = 174,909.24 : x
  2. Step 2: Convert to fraction form
    574,301.88/861,421.41 = 174,909.24/x
  3. Step 3: Cross multiply
    574,301.88x = 861,421.41 × 174,909.24
  4. Step 4: Simplify right side
    574,301.88x = 150,670,564,142.83
  5. Step 5: Solve for x
    x = 150,670,564,142.83/574,301.88
  6. Step 6: Final answer
    x = 262,354.29

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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.