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Finding the Fourth Proportional to 534,616.88, 801,841.43 and 174,785.20

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Solution

The fourth proportional to 534,616.88, 801,841.43 and 174,785.20 is: 262,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,616.88 : 801,841.43 = 174,785.20 : x
  2. Step 2: Convert to fraction form
    534,616.88/801,841.43 = 174,785.20/x
  3. Step 3: Cross multiply
    534,616.88x = 801,841.43 × 174,785.20
  4. Step 4: Simplify right side
    534,616.88x = 140,150,013,143.20
  5. Step 5: Solve for x
    x = 140,150,013,143.20/534,616.88
  6. Step 6: Final answer
    x = 262,150.37

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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.