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Finding the Third Proportional to 3,428,452 and 7,372,873

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Solution

The third proportional to 3,428,452 and 7,372,873 is: 15,855,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,452 : 7,372,873 = 7,372,873 : x
  2. Step 2: Convert to fraction form
    3,428,452/7,372,873 = 7,372,873/x
  3. Step 3: Cross multiply
    3,428,452x = 7,372,873 × 7,372,873
  4. Step 4: Simplify right side
    3,428,452x = 54,359,256,274,129
  5. Step 5: Solve for x
    x = 54,359,256,274,129/3,428,452
  6. Step 6: Final answer
    x = 15,855,335.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.