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Finding the Third Proportional to 11,538.75 and 16,500.75

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Solution

The third proportional to 11,538.75 and 16,500.75 is: 23,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.75 : 16,500.75 = 16,500.75 : x
  2. Step 2: Convert to fraction form
    11,538.75/16,500.75 = 16,500.75/x
  3. Step 3: Cross multiply
    11,538.75x = 16,500.75 × 16,500.75
  4. Step 4: Simplify right side
    11,538.75x = 272,274,750.56
  5. Step 5: Solve for x
    x = 272,274,750.56/11,538.75
  6. Step 6: Final answer
    x = 23,596.56

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.