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Finding the Fourth Proportional to 617.38, 925.94 and 184.42

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Solution

The fourth proportional to 617.38, 925.94 and 184.42 is: 276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.38 : 925.94 = 184.42 : x
  2. Step 2: Convert to fraction form
    617.38/925.94 = 184.42/x
  3. Step 3: Cross multiply
    617.38x = 925.94 × 184.42
  4. Step 4: Simplify right side
    617.38x = 170,761.85
  5. Step 5: Solve for x
    x = 170,761.85/617.38
  6. Step 6: Final answer
    x = 276.59

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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.