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Finding the Fourth Proportional to 574,225.57, 861,373.89 and 174,895.77

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Solution

The fourth proportional to 574,225.57, 861,373.89 and 174,895.77 is: 262,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,225.57 : 861,373.89 = 174,895.77 : x
  2. Step 2: Convert to fraction form
    574,225.57/861,373.89 = 174,895.77/x
  3. Step 3: Cross multiply
    574,225.57x = 861,373.89 × 174,895.77
  4. Step 4: Simplify right side
    574,225.57x = 150,650,644,568.10
  5. Step 5: Solve for x
    x = 150,650,644,568.10/574,225.57
  6. Step 6: Final answer
    x = 262,354.47

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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.