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Finding the Third Proportional to 151,900 and 332,393

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Solution

The third proportional to 151,900 and 332,393 is: 727,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,900 : 332,393 = 332,393 : x
  2. Step 2: Convert to fraction form
    151,900/332,393 = 332,393/x
  3. Step 3: Cross multiply
    151,900x = 332,393 × 332,393
  4. Step 4: Simplify right side
    151,900x = 110,485,106,449
  5. Step 5: Solve for x
    x = 110,485,106,449/151,900
  6. Step 6: Final answer
    x = 727,354.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.