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Finding the Third Proportional to 3,142,910 and 6,903,067

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Solution

The third proportional to 3,142,910 and 6,903,067 is: 15,161,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,910 : 6,903,067 = 6,903,067 : x
  2. Step 2: Convert to fraction form
    3,142,910/6,903,067 = 6,903,067/x
  3. Step 3: Cross multiply
    3,142,910x = 6,903,067 × 6,903,067
  4. Step 4: Simplify right side
    3,142,910x = 47,652,334,006,489
  5. Step 5: Solve for x
    x = 47,652,334,006,489/3,142,910
  6. Step 6: Final answer
    x = 15,161,851.28

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.