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Finding the Third Proportional to 58,482 and 86,427

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Solution

The third proportional to 58,482 and 86,427 is: 127,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,482 : 86,427 = 86,427 : x
  2. Step 2: Convert to fraction form
    58,482/86,427 = 86,427/x
  3. Step 3: Cross multiply
    58,482x = 86,427 × 86,427
  4. Step 4: Simplify right side
    58,482x = 7,469,626,329
  5. Step 5: Solve for x
    x = 7,469,626,329/58,482
  6. Step 6: Final answer
    x = 127,725.22

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.