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Finding the Third Proportional to 54,279 and 117,850.50

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Solution

The third proportional to 54,279 and 117,850.50 is: 255,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,279 : 117,850.50 = 117,850.50 : x
  2. Step 2: Convert to fraction form
    54,279/117,850.50 = 117,850.50/x
  3. Step 3: Cross multiply
    54,279x = 117,850.50 × 117,850.50
  4. Step 4: Simplify right side
    54,279x = 13,888,740,350.25
  5. Step 5: Solve for x
    x = 13,888,740,350.25/54,279
  6. Step 6: Final answer
    x = 255,876.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.