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Finding the Third Proportional to 84,847 and 182,806

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Solution

The third proportional to 84,847 and 182,806 is: 393,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847 : 182,806 = 182,806 : x
  2. Step 2: Convert to fraction form
    84,847/182,806 = 182,806/x
  3. Step 3: Cross multiply
    84,847x = 182,806 × 182,806
  4. Step 4: Simplify right side
    84,847x = 33,418,033,636
  5. Step 5: Solve for x
    x = 33,418,033,636/84,847
  6. Step 6: Final answer
    x = 393,862.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.