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Finding the Third Proportional to 103,696 and 222,079

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Solution

The third proportional to 103,696 and 222,079 is: 475,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,696 : 222,079 = 222,079 : x
  2. Step 2: Convert to fraction form
    103,696/222,079 = 222,079/x
  3. Step 3: Cross multiply
    103,696x = 222,079 × 222,079
  4. Step 4: Simplify right side
    103,696x = 49,319,082,241
  5. Step 5: Solve for x
    x = 49,319,082,241/103,696
  6. Step 6: Final answer
    x = 475,612.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.