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Finding the Third Proportional to 86,015 and 183,694

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Solution

The third proportional to 86,015 and 183,694 is: 392,297.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,015 : 183,694 = 183,694 : x
  2. Step 2: Convert to fraction form
    86,015/183,694 = 183,694/x
  3. Step 3: Cross multiply
    86,015x = 183,694 × 183,694
  4. Step 4: Simplify right side
    86,015x = 33,743,485,636
  5. Step 5: Solve for x
    x = 33,743,485,636/86,015
  6. Step 6: Final answer
    x = 392,297.69

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.