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Finding the Third Proportional to 6,908 and 15,368

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Solution

The third proportional to 6,908 and 15,368 is: 34,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908 : 15,368 = 15,368 : x
  2. Step 2: Convert to fraction form
    6,908/15,368 = 15,368/x
  3. Step 3: Cross multiply
    6,908x = 15,368 × 15,368
  4. Step 4: Simplify right side
    6,908x = 236,175,424
  5. Step 5: Solve for x
    x = 236,175,424/6,908
  6. Step 6: Final answer
    x = 34,188.68

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.