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Finding the Third Proportional to 881 and 1,708

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Solution

The third proportional to 881 and 1,708 is: 3,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    881 : 1,708 = 1,708 : x
  2. Step 2: Convert to fraction form
    881/1,708 = 1,708/x
  3. Step 3: Cross multiply
    881x = 1,708 × 1,708
  4. Step 4: Simplify right side
    881x = 2,917,264
  5. Step 5: Solve for x
    x = 2,917,264/881
  6. Step 6: Final answer
    x = 3,311.31

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Why These Related Problems?

These problems maintain the same ratio (1.94) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.