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Finding the Third Proportional to 100,367.25 and 222,874.50

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Solution

The third proportional to 100,367.25 and 222,874.50 is: 494,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,367.25 : 222,874.50 = 222,874.50 : x
  2. Step 2: Convert to fraction form
    100,367.25/222,874.50 = 222,874.50/x
  3. Step 3: Cross multiply
    100,367.25x = 222,874.50 × 222,874.50
  4. Step 4: Simplify right side
    100,367.25x = 49,673,042,750.25
  5. Step 5: Solve for x
    x = 49,673,042,750.25/100,367.25
  6. Step 6: Final answer
    x = 494,912.86

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.