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Finding the Third Proportional to 41,792 and 86,344

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Solution

The third proportional to 41,792 and 86,344 is: 178,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,792 : 86,344 = 86,344 : x
  2. Step 2: Convert to fraction form
    41,792/86,344 = 86,344/x
  3. Step 3: Cross multiply
    41,792x = 86,344 × 86,344
  4. Step 4: Simplify right side
    41,792x = 7,455,286,336
  5. Step 5: Solve for x
    x = 7,455,286,336/41,792
  6. Step 6: Final answer
    x = 178,390.27

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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.