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Finding the Third Proportional to 6,249.94 and 8,790.19

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Solution

The third proportional to 6,249.94 and 8,790.19 is: 12,362.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.94 : 8,790.19 = 8,790.19 : x
  2. Step 2: Convert to fraction form
    6,249.94/8,790.19 = 8,790.19/x
  3. Step 3: Cross multiply
    6,249.94x = 8,790.19 × 8,790.19
  4. Step 4: Simplify right side
    6,249.94x = 77,267,396.29
  5. Step 5: Solve for x
    x = 77,267,396.29/6,249.94
  6. Step 6: Final answer
    x = 12,362.91

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.