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Finding the Third Proportional to 220,950 and 331,333

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Solution

The third proportional to 220,950 and 331,333 is: 496,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,950 : 331,333 = 331,333 : x
  2. Step 2: Convert to fraction form
    220,950/331,333 = 331,333/x
  3. Step 3: Cross multiply
    220,950x = 331,333 × 331,333
  4. Step 4: Simplify right side
    220,950x = 109,781,556,889
  5. Step 5: Solve for x
    x = 109,781,556,889/220,950
  6. Step 6: Final answer
    x = 496,861.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.