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Finding the Third Proportional to 853.03 and 1,171.97

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Solution

The third proportional to 853.03 and 1,171.97 is: 1,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    853.03 : 1,171.97 = 1,171.97 : x
  2. Step 2: Convert to fraction form
    853.03/1,171.97 = 1,171.97/x
  3. Step 3: Cross multiply
    853.03x = 1,171.97 × 1,171.97
  4. Step 4: Simplify right side
    853.03x = 1,373,510.75
  5. Step 5: Solve for x
    x = 1,373,510.75/853.03
  6. Step 6: Final answer
    x = 1,610.15

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.