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Finding the Third Proportional to 1,001,626.78 and 1,551,919.97

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Solution

The third proportional to 1,001,626.78 and 1,551,919.97 is: 2,404,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,626.78 : 1,551,919.97 = 1,551,919.97 : x
  2. Step 2: Convert to fraction form
    1,001,626.78/1,551,919.97 = 1,551,919.97/x
  3. Step 3: Cross multiply
    1,001,626.78x = 1,551,919.97 × 1,551,919.97
  4. Step 4: Simplify right side
    1,001,626.78x = 2,408,455,607,591.64
  5. Step 5: Solve for x
    x = 2,408,455,607,591.64/1,001,626.78
  6. Step 6: Final answer
    x = 2,404,543.95

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.