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Finding the Fourth Proportional to 4,795.30, 7,183.53 and 4,272.85

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Solution

The fourth proportional to 4,795.30, 7,183.53 and 4,272.85 is: 6,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.30 : 7,183.53 = 4,272.85 : x
  2. Step 2: Convert to fraction form
    4,795.30/7,183.53 = 4,272.85/x
  3. Step 3: Cross multiply
    4,795.30x = 7,183.53 × 4,272.85
  4. Step 4: Simplify right side
    4,795.30x = 30,694,146.16
  5. Step 5: Solve for x
    x = 30,694,146.16/4,795.30
  6. Step 6: Final answer
    x = 6,400.88

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