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Finding the Third Proportional to 327,496 and 520,769

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Solution

The third proportional to 327,496 and 520,769 is: 828,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,496 : 520,769 = 520,769 : x
  2. Step 2: Convert to fraction form
    327,496/520,769 = 520,769/x
  3. Step 3: Cross multiply
    327,496x = 520,769 × 520,769
  4. Step 4: Simplify right side
    327,496x = 271,200,351,361
  5. Step 5: Solve for x
    x = 271,200,351,361/327,496
  6. Step 6: Final answer
    x = 828,102.79

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.