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Finding the Third Proportional to 3,359 and 6,550

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Solution

The third proportional to 3,359 and 6,550 is: 12,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359 : 6,550 = 6,550 : x
  2. Step 2: Convert to fraction form
    3,359/6,550 = 6,550/x
  3. Step 3: Cross multiply
    3,359x = 6,550 × 6,550
  4. Step 4: Simplify right side
    3,359x = 42,902,500
  5. Step 5: Solve for x
    x = 42,902,500/3,359
  6. Step 6: Final answer
    x = 12,772.40

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.