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Finding the Third Proportional to 54,222.75 and 117,517.50

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Solution

The third proportional to 54,222.75 and 117,517.50 is: 254,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,222.75 : 117,517.50 = 117,517.50 : x
  2. Step 2: Convert to fraction form
    54,222.75/117,517.50 = 117,517.50/x
  3. Step 3: Cross multiply
    54,222.75x = 117,517.50 × 117,517.50
  4. Step 4: Simplify right side
    54,222.75x = 13,810,362,806.25
  5. Step 5: Solve for x
    x = 13,810,362,806.25/54,222.75
  6. Step 6: Final answer
    x = 254,696.83

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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.