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Finding the Third Proportional to 2,239,542 and 3,400,785

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Solution

The third proportional to 2,239,542 and 3,400,785 is: 5,164,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,542 : 3,400,785 = 3,400,785 : x
  2. Step 2: Convert to fraction form
    2,239,542/3,400,785 = 3,400,785/x
  3. Step 3: Cross multiply
    2,239,542x = 3,400,785 × 3,400,785
  4. Step 4: Simplify right side
    2,239,542x = 11,565,338,616,225
  5. Step 5: Solve for x
    x = 11,565,338,616,225/2,239,542
  6. Step 6: Final answer
    x = 5,164,153.48

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.