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Finding the Third Proportional to 62.17 and 96.79

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Solution

The third proportional to 62.17 and 96.79 is: 150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.17 : 96.79 = 96.79 : x
  2. Step 2: Convert to fraction form
    62.17/96.79 = 96.79/x
  3. Step 3: Cross multiply
    62.17x = 96.79 × 96.79
  4. Step 4: Simplify right side
    62.17x = 9,369.07
  5. Step 5: Solve for x
    x = 9,369.07/62.17
  6. Step 6: Final answer
    x = 150.69

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.