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Finding the Third Proportional to 3,659.25 and 8,015.44

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Solution

The third proportional to 3,659.25 and 8,015.44 is: 17,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.25 : 8,015.44 = 8,015.44 : x
  2. Step 2: Convert to fraction form
    3,659.25/8,015.44 = 8,015.44/x
  3. Step 3: Cross multiply
    3,659.25x = 8,015.44 × 8,015.44
  4. Step 4: Simplify right side
    3,659.25x = 64,247,238.32
  5. Step 5: Solve for x
    x = 64,247,238.32/3,659.25
  6. Step 6: Final answer
    x = 17,557.49

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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.