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Finding the Third Proportional to 54,338 and 82,617

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Solution

The third proportional to 54,338 and 82,617 is: 125,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,338 : 82,617 = 82,617 : x
  2. Step 2: Convert to fraction form
    54,338/82,617 = 82,617/x
  3. Step 3: Cross multiply
    54,338x = 82,617 × 82,617
  4. Step 4: Simplify right side
    54,338x = 6,825,568,689
  5. Step 5: Solve for x
    x = 6,825,568,689/54,338
  6. Step 6: Final answer
    x = 125,613.17

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.