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Finding the Third Proportional to 102,260 and 222,512

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Solution

The third proportional to 102,260 and 222,512 is: 484,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,260 : 222,512 = 222,512 : x
  2. Step 2: Convert to fraction form
    102,260/222,512 = 222,512/x
  3. Step 3: Cross multiply
    102,260x = 222,512 × 222,512
  4. Step 4: Simplify right side
    102,260x = 49,511,590,144
  5. Step 5: Solve for x
    x = 49,511,590,144/102,260
  6. Step 6: Final answer
    x = 484,173.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.