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Finding the Third Proportional to 9,015.75 and 14,163.75

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Solution

The third proportional to 9,015.75 and 14,163.75 is: 22,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.75 : 14,163.75 = 14,163.75 : x
  2. Step 2: Convert to fraction form
    9,015.75/14,163.75 = 14,163.75/x
  3. Step 3: Cross multiply
    9,015.75x = 14,163.75 × 14,163.75
  4. Step 4: Simplify right side
    9,015.75x = 200,611,814.06
  5. Step 5: Solve for x
    x = 200,611,814.06/9,015.75
  6. Step 6: Final answer
    x = 22,251.26

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.