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Finding the Fourth Proportional to 574,217.54, 861,450.84 and 174,847.85

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Solution

The fourth proportional to 574,217.54, 861,450.84 and 174,847.85 is: 262,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,217.54 : 861,450.84 = 174,847.85 : x
  2. Step 2: Convert to fraction form
    574,217.54/861,450.84 = 174,847.85/x
  3. Step 3: Cross multiply
    574,217.54x = 861,450.84 × 174,847.85
  4. Step 4: Simplify right side
    574,217.54x = 150,622,822,947.44
  5. Step 5: Solve for x
    x = 150,622,822,947.44/574,217.54
  6. Step 6: Final answer
    x = 262,309.69

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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.