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Finding the Third Proportional to 1,909,759 and 2,761,845

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Solution

The third proportional to 1,909,759 and 2,761,845 is: 3,994,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,759 : 2,761,845 = 2,761,845 : x
  2. Step 2: Convert to fraction form
    1,909,759/2,761,845 = 2,761,845/x
  3. Step 3: Cross multiply
    1,909,759x = 2,761,845 × 2,761,845
  4. Step 4: Simplify right side
    1,909,759x = 7,627,787,804,025
  5. Step 5: Solve for x
    x = 7,627,787,804,025/1,909,759
  6. Step 6: Final answer
    x = 3,994,110.15

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.