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Finding the Third Proportional to 62.44 and 132.19

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Solution

The third proportional to 62.44 and 132.19 is: 279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.44 : 132.19 = 132.19 : x
  2. Step 2: Convert to fraction form
    62.44/132.19 = 132.19/x
  3. Step 3: Cross multiply
    62.44x = 132.19 × 132.19
  4. Step 4: Simplify right side
    62.44x = 17,473.54
  5. Step 5: Solve for x
    x = 17,473.54/62.44
  6. Step 6: Final answer
    x = 279.86

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.