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Finding the Third Proportional to 2,927.25 and 6,908.63

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Solution

The third proportional to 2,927.25 and 6,908.63 is: 16,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.25 : 6,908.63 = 6,908.63 : x
  2. Step 2: Convert to fraction form
    2,927.25/6,908.63 = 6,908.63/x
  3. Step 3: Cross multiply
    2,927.25x = 6,908.63 × 6,908.63
  4. Step 4: Simplify right side
    2,927.25x = 47,729,099.39
  5. Step 5: Solve for x
    x = 47,729,099.39/2,927.25
  6. Step 6: Final answer
    x = 16,305.10

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.