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Finding the Third Proportional to 1,055,691 and 2,301,921

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Solution

The third proportional to 1,055,691 and 2,301,921 is: 5,019,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,691 : 2,301,921 = 2,301,921 : x
  2. Step 2: Convert to fraction form
    1,055,691/2,301,921 = 2,301,921/x
  3. Step 3: Cross multiply
    1,055,691x = 2,301,921 × 2,301,921
  4. Step 4: Simplify right side
    1,055,691x = 5,298,840,290,241
  5. Step 5: Solve for x
    x = 5,298,840,290,241/1,055,691
  6. Step 6: Final answer
    x = 5,019,309.90

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.