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Finding the Third Proportional to 7,867,177.50 and 11,873,055

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Solution

The third proportional to 7,867,177.50 and 11,873,055 is: 17,918,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,177.50 : 11,873,055 = 11,873,055 : x
  2. Step 2: Convert to fraction form
    7,867,177.50/11,873,055 = 11,873,055/x
  3. Step 3: Cross multiply
    7,867,177.50x = 11,873,055 × 11,873,055
  4. Step 4: Simplify right side
    7,867,177.50x = 140,969,435,033,025
  5. Step 5: Solve for x
    x = 140,969,435,033,025/7,867,177.50
  6. Step 6: Final answer
    x = 17,918,679.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.