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Finding the Third Proportional to 754.13 and 1,627.88

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Solution

The third proportional to 754.13 and 1,627.88 is: 3,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    754.13 : 1,627.88 = 1,627.88 : x
  2. Step 2: Convert to fraction form
    754.13/1,627.88 = 1,627.88/x
  3. Step 3: Cross multiply
    754.13x = 1,627.88 × 1,627.88
  4. Step 4: Simplify right side
    754.13x = 2,649,977.02
  5. Step 5: Solve for x
    x = 2,649,977.02/754.13
  6. Step 6: Final answer
    x = 3,513.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.