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Finding the Fourth Proportional to 7,388.66, 11,084.82 and 2,194.52

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Solution

The fourth proportional to 7,388.66, 11,084.82 and 2,194.52 is: 3,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.66 : 11,084.82 = 2,194.52 : x
  2. Step 2: Convert to fraction form
    7,388.66/11,084.82 = 2,194.52/x
  3. Step 3: Cross multiply
    7,388.66x = 11,084.82 × 2,194.52
  4. Step 4: Simplify right side
    7,388.66x = 24,325,859.19
  5. Step 5: Solve for x
    x = 24,325,859.19/7,388.66
  6. Step 6: Final answer
    x = 3,292.32

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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.