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Finding the Fourth Proportional to 3,310.44, 4,962.24 and 1,228.56

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Solution

The fourth proportional to 3,310.44, 4,962.24 and 1,228.56 is: 1,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.44 : 4,962.24 = 1,228.56 : x
  2. Step 2: Convert to fraction form
    3,310.44/4,962.24 = 1,228.56/x
  3. Step 3: Cross multiply
    3,310.44x = 4,962.24 × 1,228.56
  4. Step 4: Simplify right side
    3,310.44x = 6,096,409.57
  5. Step 5: Solve for x
    x = 6,096,409.57/3,310.44
  6. Step 6: Final answer
    x = 1,841.57

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