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Finding the Third Proportional to 279,488.25 and 395,093.25

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Solution

The third proportional to 279,488.25 and 395,093.25 is: 558,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,488.25 : 395,093.25 = 395,093.25 : x
  2. Step 2: Convert to fraction form
    279,488.25/395,093.25 = 395,093.25/x
  3. Step 3: Cross multiply
    279,488.25x = 395,093.25 × 395,093.25
  4. Step 4: Simplify right side
    279,488.25x = 156,098,676,195.56
  5. Step 5: Solve for x
    x = 156,098,676,195.56/279,488.25
  6. Step 6: Final answer
    x = 558,516.06

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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.