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Finding the Third Proportional to 681,174 and 1,031,193

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Solution

The third proportional to 681,174 and 1,031,193 is: 1,561,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,174 : 1,031,193 = 1,031,193 : x
  2. Step 2: Convert to fraction form
    681,174/1,031,193 = 1,031,193/x
  3. Step 3: Cross multiply
    681,174x = 1,031,193 × 1,031,193
  4. Step 4: Simplify right side
    681,174x = 1,063,359,003,249
  5. Step 5: Solve for x
    x = 1,063,359,003,249/681,174
  6. Step 6: Final answer
    x = 1,561,068.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.