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Finding the Third Proportional to 327,469 and 704,738

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Solution

The third proportional to 327,469 and 704,738 is: 1,516,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,469 : 704,738 = 704,738 : x
  2. Step 2: Convert to fraction form
    327,469/704,738 = 704,738/x
  3. Step 3: Cross multiply
    327,469x = 704,738 × 704,738
  4. Step 4: Simplify right side
    327,469x = 496,655,648,644
  5. Step 5: Solve for x
    x = 496,655,648,644/327,469
  6. Step 6: Final answer
    x = 1,516,649.36

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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.