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Finding the Fourth Proportional to 574.96, 862.68 and 250.24

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Solution

The fourth proportional to 574.96, 862.68 and 250.24 is: 375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    574.96 : 862.68 = 250.24 : x
  2. Step 2: Convert to fraction form
    574.96/862.68 = 250.24/x
  3. Step 3: Cross multiply
    574.96x = 862.68 × 250.24
  4. Step 4: Simplify right side
    574.96x = 215,877.04
  5. Step 5: Solve for x
    x = 215,877.04/574.96
  6. Step 6: Final answer
    x = 375.46

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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.