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Finding the Third Proportional to 1,281,962 and 1,992,873

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Solution

The third proportional to 1,281,962 and 1,992,873 is: 3,098,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,962 : 1,992,873 = 1,992,873 : x
  2. Step 2: Convert to fraction form
    1,281,962/1,992,873 = 1,992,873/x
  3. Step 3: Cross multiply
    1,281,962x = 1,992,873 × 1,992,873
  4. Step 4: Simplify right side
    1,281,962x = 3,971,542,794,129
  5. Step 5: Solve for x
    x = 3,971,542,794,129/1,281,962
  6. Step 6: Final answer
    x = 3,098,019.13

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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.