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Finding the Third Proportional to 2,361.94 and 5,171.44

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Solution

The third proportional to 2,361.94 and 5,171.44 is: 11,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.94 : 5,171.44 = 5,171.44 : x
  2. Step 2: Convert to fraction form
    2,361.94/5,171.44 = 5,171.44/x
  3. Step 3: Cross multiply
    2,361.94x = 5,171.44 × 5,171.44
  4. Step 4: Simplify right side
    2,361.94x = 26,743,765.82
  5. Step 5: Solve for x
    x = 26,743,765.82/2,361.94
  6. Step 6: Final answer
    x = 11,322.81

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.