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Finding the Third Proportional to 704.79 and 1,627.44

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Solution

The third proportional to 704.79 and 1,627.44 is: 3,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.79 : 1,627.44 = 1,627.44 : x
  2. Step 2: Convert to fraction form
    704.79/1,627.44 = 1,627.44/x
  3. Step 3: Cross multiply
    704.79x = 1,627.44 × 1,627.44
  4. Step 4: Simplify right side
    704.79x = 2,648,546.46
  5. Step 5: Solve for x
    x = 2,648,546.46/704.79
  6. Step 6: Final answer
    x = 3,757.90

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.