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Finding the Third Proportional to 3,276,641 and 5,128,802

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Solution

The third proportional to 3,276,641 and 5,128,802 is: 8,027,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,641 : 5,128,802 = 5,128,802 : x
  2. Step 2: Convert to fraction form
    3,276,641/5,128,802 = 5,128,802/x
  3. Step 3: Cross multiply
    3,276,641x = 5,128,802 × 5,128,802
  4. Step 4: Simplify right side
    3,276,641x = 26,304,609,955,204
  5. Step 5: Solve for x
    x = 26,304,609,955,204/3,276,641
  6. Step 6: Final answer
    x = 8,027,919.43

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.