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Finding the Fourth Proportional to 531.27, 796.82 and 165.96

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Solution

The fourth proportional to 531.27, 796.82 and 165.96 is: 248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.27 : 796.82 = 165.96 : x
  2. Step 2: Convert to fraction form
    531.27/796.82 = 165.96/x
  3. Step 3: Cross multiply
    531.27x = 796.82 × 165.96
  4. Step 4: Simplify right side
    531.27x = 132,240.04
  5. Step 5: Solve for x
    x = 132,240.04/531.27
  6. Step 6: Final answer
    x = 248.91

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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.