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Finding the Fourth Proportional to 3,879.73, 5,819.60 and 958.06

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Solution

The fourth proportional to 3,879.73, 5,819.60 and 958.06 is: 1,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879.73 : 5,819.60 = 958.06 : x
  2. Step 2: Convert to fraction form
    3,879.73/5,819.60 = 958.06/x
  3. Step 3: Cross multiply
    3,879.73x = 5,819.60 × 958.06
  4. Step 4: Simplify right side
    3,879.73x = 5,575,525.98
  5. Step 5: Solve for x
    x = 5,575,525.98/3,879.73
  6. Step 6: Final answer
    x = 1,437.09

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