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Finding the Fourth Proportional to 574,297.24, 861,489.60 and 174,972.10

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Solution

The fourth proportional to 574,297.24, 861,489.60 and 174,972.10 is: 262,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,297.24 : 861,489.60 = 174,972.10 : x
  2. Step 2: Convert to fraction form
    574,297.24/861,489.60 = 174,972.10/x
  3. Step 3: Cross multiply
    574,297.24x = 861,489.60 × 174,972.10
  4. Step 4: Simplify right side
    574,297.24x = 150,736,644,440.16
  5. Step 5: Solve for x
    x = 150,736,644,440.16/574,297.24
  6. Step 6: Final answer
    x = 262,471.48

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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.