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Finding the Third Proportional to 327,859 and 442,933

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Solution

The third proportional to 327,859 and 442,933 is: 598,396.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,859 : 442,933 = 442,933 : x
  2. Step 2: Convert to fraction form
    327,859/442,933 = 442,933/x
  3. Step 3: Cross multiply
    327,859x = 442,933 × 442,933
  4. Step 4: Simplify right side
    327,859x = 196,189,642,489
  5. Step 5: Solve for x
    x = 196,189,642,489/327,859
  6. Step 6: Final answer
    x = 598,396.39

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.