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Finding the Third Proportional to 3,105.84 and 6,773.63

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Solution

The third proportional to 3,105.84 and 6,773.63 is: 14,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.84 : 6,773.63 = 6,773.63 : x
  2. Step 2: Convert to fraction form
    3,105.84/6,773.63 = 6,773.63/x
  3. Step 3: Cross multiply
    3,105.84x = 6,773.63 × 6,773.63
  4. Step 4: Simplify right side
    3,105.84x = 45,881,995.64
  5. Step 5: Solve for x
    x = 45,881,995.64/3,105.84
  6. Step 6: Final answer
    x = 14,772.80

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.