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Finding the Third Proportional to 2,440,765.69 and 5,248,857.56

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Solution

The third proportional to 2,440,765.69 and 5,248,857.56 is: 11,287,648.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440,765.69 : 5,248,857.56 = 5,248,857.56 : x
  2. Step 2: Convert to fraction form
    2,440,765.69/5,248,857.56 = 5,248,857.56/x
  3. Step 3: Cross multiply
    2,440,765.69x = 5,248,857.56 × 5,248,857.56
  4. Step 4: Simplify right side
    2,440,765.69x = 27,550,505,711,413.44
  5. Step 5: Solve for x
    x = 27,550,505,711,413.44/2,440,765.69
  6. Step 6: Final answer
    x = 11,287,648.73

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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.