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Finding the Fourth Proportional to 3,887.93, 5,831.66 and 1,579.37

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Solution

The fourth proportional to 3,887.93, 5,831.66 and 1,579.37 is: 2,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.93 : 5,831.66 = 1,579.37 : x
  2. Step 2: Convert to fraction form
    3,887.93/5,831.66 = 1,579.37/x
  3. Step 3: Cross multiply
    3,887.93x = 5,831.66 × 1,579.37
  4. Step 4: Simplify right side
    3,887.93x = 9,210,340.96
  5. Step 5: Solve for x
    x = 9,210,340.96/3,887.93
  6. Step 6: Final answer
    x = 2,368.96

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