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Finding the Third Proportional to 981,713.25 and 1,440,240.75

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Solution

The third proportional to 981,713.25 and 1,440,240.75 is: 2,112,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,713.25 : 1,440,240.75 = 1,440,240.75 : x
  2. Step 2: Convert to fraction form
    981,713.25/1,440,240.75 = 1,440,240.75/x
  3. Step 3: Cross multiply
    981,713.25x = 1,440,240.75 × 1,440,240.75
  4. Step 4: Simplify right side
    981,713.25x = 2,074,293,417,960.56
  5. Step 5: Solve for x
    x = 2,074,293,417,960.56/981,713.25
  6. Step 6: Final answer
    x = 2,112,932.08

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.