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Finding the Fourth Proportional to 574.97, 862.46 and 250.32

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Solution

The fourth proportional to 574.97, 862.46 and 250.32 is: 375.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.97 : 862.46 = 250.32 : x
  2. Step 2: Convert to fraction form
    574.97/862.46 = 250.32/x
  3. Step 3: Cross multiply
    574.97x = 862.46 × 250.32
  4. Step 4: Simplify right side
    574.97x = 215,889.74
  5. Step 5: Solve for x
    x = 215,889.74/574.97
  6. Step 6: Final answer
    x = 375.48

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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.