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Finding the Third Proportional to 197,251.88 and 279,107.44

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Solution

The third proportional to 197,251.88 and 279,107.44 is: 394,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,251.88 : 279,107.44 = 279,107.44 : x
  2. Step 2: Convert to fraction form
    197,251.88/279,107.44 = 279,107.44/x
  3. Step 3: Cross multiply
    197,251.88x = 279,107.44 × 279,107.44
  4. Step 4: Simplify right side
    197,251.88x = 77,900,961,667.82
  5. Step 5: Solve for x
    x = 77,900,961,667.82/197,251.88
  6. Step 6: Final answer
    x = 394,931.41

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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.