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Finding the Third Proportional to 41,217 and 84,392

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Solution

The third proportional to 41,217 and 84,392 is: 172,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,217 : 84,392 = 84,392 : x
  2. Step 2: Convert to fraction form
    41,217/84,392 = 84,392/x
  3. Step 3: Cross multiply
    41,217x = 84,392 × 84,392
  4. Step 4: Simplify right side
    41,217x = 7,122,009,664
  5. Step 5: Solve for x
    x = 7,122,009,664/41,217
  6. Step 6: Final answer
    x = 172,793.01

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.