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Finding the Third Proportional to 3,874.50 and 8,853.75

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Solution

The third proportional to 3,874.50 and 8,853.75 is: 20,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874.50 : 8,853.75 = 8,853.75 : x
  2. Step 2: Convert to fraction form
    3,874.50/8,853.75 = 8,853.75/x
  3. Step 3: Cross multiply
    3,874.50x = 8,853.75 × 8,853.75
  4. Step 4: Simplify right side
    3,874.50x = 78,388,889.06
  5. Step 5: Solve for x
    x = 78,388,889.06/3,874.50
  6. Step 6: Final answer
    x = 20,232.00

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These problems maintain the same ratio (2.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.