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Finding the Third Proportional to 1,007,785 and 2,192,707

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Solution

The third proportional to 1,007,785 and 2,192,707 is: 4,770,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,785 : 2,192,707 = 2,192,707 : x
  2. Step 2: Convert to fraction form
    1,007,785/2,192,707 = 2,192,707/x
  3. Step 3: Cross multiply
    1,007,785x = 2,192,707 × 2,192,707
  4. Step 4: Simplify right side
    1,007,785x = 4,807,963,987,849
  5. Step 5: Solve for x
    x = 4,807,963,987,849/1,007,785
  6. Step 6: Final answer
    x = 4,770,823.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.