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Finding the Third Proportional to 502.31 and 738

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Solution

The third proportional to 502.31 and 738 is: 1,084.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.31 : 738 = 738 : x
  2. Step 2: Convert to fraction form
    502.31/738 = 738/x
  3. Step 3: Cross multiply
    502.31x = 738 × 738
  4. Step 4: Simplify right side
    502.31x = 544,644
  5. Step 5: Solve for x
    x = 544,644/502.31
  6. Step 6: Final answer
    x = 1,084.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.