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Finding the Third Proportional to 18,568 and 38,366

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Solution

The third proportional to 18,568 and 38,366 is: 79,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568 : 38,366 = 38,366 : x
  2. Step 2: Convert to fraction form
    18,568/38,366 = 38,366/x
  3. Step 3: Cross multiply
    18,568x = 38,366 × 38,366
  4. Step 4: Simplify right side
    18,568x = 1,471,949,956
  5. Step 5: Solve for x
    x = 1,471,949,956/18,568
  6. Step 6: Final answer
    x = 79,273.48

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.