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Finding the Third Proportional to 1,013,694.75 and 1,417,206.38

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Solution

The third proportional to 1,013,694.75 and 1,417,206.38 is: 1,981,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,694.75 : 1,417,206.38 = 1,417,206.38 : x
  2. Step 2: Convert to fraction form
    1,013,694.75/1,417,206.38 = 1,417,206.38/x
  3. Step 3: Cross multiply
    1,013,694.75x = 1,417,206.38 × 1,417,206.38
  4. Step 4: Simplify right side
    1,013,694.75x = 2,008,473,909,340.64
  5. Step 5: Solve for x
    x = 2,008,473,909,340.64/1,013,694.75
  6. Step 6: Final answer
    x = 1,981,339.95

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.