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Finding the Third Proportional to 6,792 and 7,432

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Solution

The third proportional to 6,792 and 7,432 is: 8,132.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792 : 7,432 = 7,432 : x
  2. Step 2: Convert to fraction form
    6,792/7,432 = 7,432/x
  3. Step 3: Cross multiply
    6,792x = 7,432 × 7,432
  4. Step 4: Simplify right side
    6,792x = 55,234,624
  5. Step 5: Solve for x
    x = 55,234,624/6,792
  6. Step 6: Final answer
    x = 8,132.31

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.