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Finding the Fourth Proportional to 6,679.26, 10,000.38 and 3,376.20

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Solution

The fourth proportional to 6,679.26, 10,000.38 and 3,376.20 is: 5,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.26 : 10,000.38 = 3,376.20 : x
  2. Step 2: Convert to fraction form
    6,679.26/10,000.38 = 3,376.20/x
  3. Step 3: Cross multiply
    6,679.26x = 10,000.38 × 3,376.20
  4. Step 4: Simplify right side
    6,679.26x = 33,763,282.96
  5. Step 5: Solve for x
    x = 33,763,282.96/6,679.26
  6. Step 6: Final answer
    x = 5,054.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.