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Finding the Fourth Proportional to 494.04, 739.88 and 250.24

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Solution

The fourth proportional to 494.04, 739.88 and 250.24 is: 374.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.04 : 739.88 = 250.24 : x
  2. Step 2: Convert to fraction form
    494.04/739.88 = 250.24/x
  3. Step 3: Cross multiply
    494.04x = 739.88 × 250.24
  4. Step 4: Simplify right side
    494.04x = 185,147.57
  5. Step 5: Solve for x
    x = 185,147.57/494.04
  6. Step 6: Final answer
    x = 374.76

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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.