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Finding the Third Proportional to 5,660 and 7,708

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Solution

The third proportional to 5,660 and 7,708 is: 10,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660 : 7,708 = 7,708 : x
  2. Step 2: Convert to fraction form
    5,660/7,708 = 7,708/x
  3. Step 3: Cross multiply
    5,660x = 7,708 × 7,708
  4. Step 4: Simplify right side
    5,660x = 59,413,264
  5. Step 5: Solve for x
    x = 59,413,264/5,660
  6. Step 6: Final answer
    x = 10,497.04

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.