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Finding the Third Proportional to 111,211.75 and 244,563.25

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Solution

The third proportional to 111,211.75 and 244,563.25 is: 537,813.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,211.75 : 244,563.25 = 244,563.25 : x
  2. Step 2: Convert to fraction form
    111,211.75/244,563.25 = 244,563.25/x
  3. Step 3: Cross multiply
    111,211.75x = 244,563.25 × 244,563.25
  4. Step 4: Simplify right side
    111,211.75x = 59,811,183,250.56
  5. Step 5: Solve for x
    x = 59,811,183,250.56/111,211.75
  6. Step 6: Final answer
    x = 537,813.52

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.