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Finding the Third Proportional to 82,361 and 167,638

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Solution

The third proportional to 82,361 and 167,638 is: 341,211.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,361 : 167,638 = 167,638 : x
  2. Step 2: Convert to fraction form
    82,361/167,638 = 167,638/x
  3. Step 3: Cross multiply
    82,361x = 167,638 × 167,638
  4. Step 4: Simplify right side
    82,361x = 28,102,499,044
  5. Step 5: Solve for x
    x = 28,102,499,044/82,361
  6. Step 6: Final answer
    x = 341,211.24

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.