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Finding the Third Proportional to 955,867 and 1,995,387

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Solution

The third proportional to 955,867 and 1,995,387 is: 4,165,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,867 : 1,995,387 = 1,995,387 : x
  2. Step 2: Convert to fraction form
    955,867/1,995,387 = 1,995,387/x
  3. Step 3: Cross multiply
    955,867x = 1,995,387 × 1,995,387
  4. Step 4: Simplify right side
    955,867x = 3,981,569,279,769
  5. Step 5: Solve for x
    x = 3,981,569,279,769/955,867
  6. Step 6: Final answer
    x = 4,165,400.92

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.