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Finding the Third Proportional to 18,022 and 36,934

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Solution

The third proportional to 18,022 and 36,934 is: 75,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,022 : 36,934 = 36,934 : x
  2. Step 2: Convert to fraction form
    18,022/36,934 = 36,934/x
  3. Step 3: Cross multiply
    18,022x = 36,934 × 36,934
  4. Step 4: Simplify right side
    18,022x = 1,364,120,356
  5. Step 5: Solve for x
    x = 1,364,120,356/18,022
  6. Step 6: Final answer
    x = 75,691.95

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.