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Finding the Third Proportional to 149,250 and 220,956

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Solution

The third proportional to 149,250 and 220,956 is: 327,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,250 : 220,956 = 220,956 : x
  2. Step 2: Convert to fraction form
    149,250/220,956 = 220,956/x
  3. Step 3: Cross multiply
    149,250x = 220,956 × 220,956
  4. Step 4: Simplify right side
    149,250x = 48,821,553,936
  5. Step 5: Solve for x
    x = 48,821,553,936/149,250
  6. Step 6: Final answer
    x = 327,112.59

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.