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Finding the Third Proportional to 167.06 and 252.49

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Solution

The third proportional to 167.06 and 252.49 is: 381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.06 : 252.49 = 252.49 : x
  2. Step 2: Convert to fraction form
    167.06/252.49 = 252.49/x
  3. Step 3: Cross multiply
    167.06x = 252.49 × 252.49
  4. Step 4: Simplify right side
    167.06x = 63,752.30
  5. Step 5: Solve for x
    x = 63,752.30/167.06
  6. Step 6: Final answer
    x = 381.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.