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Finding the Third Proportional to 3,267,415.97 and 7,179,723.56

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Solution

The third proportional to 3,267,415.97 and 7,179,723.56 is: 15,776,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267,415.97 : 7,179,723.56 = 7,179,723.56 : x
  2. Step 2: Convert to fraction form
    3,267,415.97/7,179,723.56 = 7,179,723.56/x
  3. Step 3: Cross multiply
    3,267,415.97x = 7,179,723.56 × 7,179,723.56
  4. Step 4: Simplify right side
    3,267,415.97x = 51,548,430,433,917.69
  5. Step 5: Solve for x
    x = 51,548,430,433,917.69/3,267,415.97
  6. Step 6: Final answer
    x = 15,776,512.98

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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.