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Finding the Third Proportional to 54,584 and 86,797

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Solution

The third proportional to 54,584 and 86,797 is: 138,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,584 : 86,797 = 86,797 : x
  2. Step 2: Convert to fraction form
    54,584/86,797 = 86,797/x
  3. Step 3: Cross multiply
    54,584x = 86,797 × 86,797
  4. Step 4: Simplify right side
    54,584x = 7,533,719,209
  5. Step 5: Solve for x
    x = 7,533,719,209/54,584
  6. Step 6: Final answer
    x = 138,020.65

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.