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Finding the Third Proportional to 81,016 and 168,525

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Solution

The third proportional to 81,016 and 168,525 is: 350,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,016 : 168,525 = 168,525 : x
  2. Step 2: Convert to fraction form
    81,016/168,525 = 168,525/x
  3. Step 3: Cross multiply
    81,016x = 168,525 × 168,525
  4. Step 4: Simplify right side
    81,016x = 28,400,675,625
  5. Step 5: Solve for x
    x = 28,400,675,625/81,016
  6. Step 6: Final answer
    x = 350,556.38

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.