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Finding the Third Proportional to 279,493.50 and 395,101.13

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Solution

The third proportional to 279,493.50 and 395,101.13 is: 558,527.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,493.50 : 395,101.13 = 395,101.13 : x
  2. Step 2: Convert to fraction form
    279,493.50/395,101.13 = 395,101.13/x
  3. Step 3: Cross multiply
    279,493.50x = 395,101.13 × 395,101.13
  4. Step 4: Simplify right side
    279,493.50x = 156,104,898,976.27
  5. Step 5: Solve for x
    x = 156,104,898,976.27/279,493.50
  6. Step 6: Final answer
    x = 558,527.83

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.