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Finding the Third Proportional to 8,790.75 and 18,006.75

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Solution

The third proportional to 8,790.75 and 18,006.75 is: 36,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.75 : 18,006.75 = 18,006.75 : x
  2. Step 2: Convert to fraction form
    8,790.75/18,006.75 = 18,006.75/x
  3. Step 3: Cross multiply
    8,790.75x = 18,006.75 × 18,006.75
  4. Step 4: Simplify right side
    8,790.75x = 324,243,045.56
  5. Step 5: Solve for x
    x = 324,243,045.56/8,790.75
  6. Step 6: Final answer
    x = 36,884.57

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.