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Finding the Third Proportional to 604.88 and 1,286.44

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Solution

The third proportional to 604.88 and 1,286.44 is: 2,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.88 : 1,286.44 = 1,286.44 : x
  2. Step 2: Convert to fraction form
    604.88/1,286.44 = 1,286.44/x
  3. Step 3: Cross multiply
    604.88x = 1,286.44 × 1,286.44
  4. Step 4: Simplify right side
    604.88x = 1,654,921.44
  5. Step 5: Solve for x
    x = 1,654,921.44/604.88
  6. Step 6: Final answer
    x = 2,735.97

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.