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Finding the Third Proportional to 2,555,958.50 and 5,471,040.75

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Solution

The third proportional to 2,555,958.50 and 5,471,040.75 is: 11,710,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,958.50 : 5,471,040.75 = 5,471,040.75 : x
  2. Step 2: Convert to fraction form
    2,555,958.50/5,471,040.75 = 5,471,040.75/x
  3. Step 3: Cross multiply
    2,555,958.50x = 5,471,040.75 × 5,471,040.75
  4. Step 4: Simplify right side
    2,555,958.50x = 29,932,286,888,160.56
  5. Step 5: Solve for x
    x = 29,932,286,888,160.56/2,555,958.50
  6. Step 6: Final answer
    x = 11,710,787.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.