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Finding the Third Proportional to 22.61 and 60.79

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Solution

The third proportional to 22.61 and 60.79 is: 163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.61 : 60.79 = 60.79 : x
  2. Step 2: Convert to fraction form
    22.61/60.79 = 60.79/x
  3. Step 3: Cross multiply
    22.61x = 60.79 × 60.79
  4. Step 4: Simplify right side
    22.61x = 3,694.84
  5. Step 5: Solve for x
    x = 3,694.84/22.61
  6. Step 6: Final answer
    x = 163.45

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Why These Related Problems?

These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.