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Finding the Third Proportional to 110 and 242.13

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Solution

The third proportional to 110 and 242.13 is: 532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110 : 242.13 = 242.13 : x
  2. Step 2: Convert to fraction form
    110/242.13 = 242.13/x
  3. Step 3: Cross multiply
    110x = 242.13 × 242.13
  4. Step 4: Simplify right side
    110x = 58,624.52
  5. Step 5: Solve for x
    x = 58,624.52/110
  6. Step 6: Final answer
    x = 532.95

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.