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Finding the Third Proportional to 99,274 and 214,099

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Solution

The third proportional to 99,274 and 214,099 is: 461,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274 : 214,099 = 214,099 : x
  2. Step 2: Convert to fraction form
    99,274/214,099 = 214,099/x
  3. Step 3: Cross multiply
    99,274x = 214,099 × 214,099
  4. Step 4: Simplify right side
    99,274x = 45,838,381,801
  5. Step 5: Solve for x
    x = 45,838,381,801/99,274
  6. Step 6: Final answer
    x = 461,736.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.