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Finding the Third Proportional to 41,206 and 84,370

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Solution

The third proportional to 41,206 and 84,370 is: 172,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,206 : 84,370 = 84,370 : x
  2. Step 2: Convert to fraction form
    41,206/84,370 = 84,370/x
  3. Step 3: Cross multiply
    41,206x = 84,370 × 84,370
  4. Step 4: Simplify right side
    41,206x = 7,118,296,900
  5. Step 5: Solve for x
    x = 7,118,296,900/41,206
  6. Step 6: Final answer
    x = 172,749.04

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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.