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Finding the Third Proportional to 86,059 and 186,414

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Solution

The third proportional to 86,059 and 186,414 is: 403,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,059 : 186,414 = 186,414 : x
  2. Step 2: Convert to fraction form
    86,059/186,414 = 186,414/x
  3. Step 3: Cross multiply
    86,059x = 186,414 × 186,414
  4. Step 4: Simplify right side
    86,059x = 34,750,179,396
  5. Step 5: Solve for x
    x = 34,750,179,396/86,059
  6. Step 6: Final answer
    x = 403,794.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.