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Finding the Third Proportional to 5,551,449 and 12,379,350.75

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Solution

The third proportional to 5,551,449 and 12,379,350.75 is: 27,605,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551,449 : 12,379,350.75 = 12,379,350.75 : x
  2. Step 2: Convert to fraction form
    5,551,449/12,379,350.75 = 12,379,350.75/x
  3. Step 3: Cross multiply
    5,551,449x = 12,379,350.75 × 12,379,350.75
  4. Step 4: Simplify right side
    5,551,449x = 153,248,324,991,525.56
  5. Step 5: Solve for x
    x = 153,248,324,991,525.56/5,551,449
  6. Step 6: Final answer
    x = 27,605,103.64

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.