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Finding the Fourth Proportional to 3,687.36, 5,530.86 and 1,739.04

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Solution

The fourth proportional to 3,687.36, 5,530.86 and 1,739.04 is: 2,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.36 : 5,530.86 = 1,739.04 : x
  2. Step 2: Convert to fraction form
    3,687.36/5,530.86 = 1,739.04/x
  3. Step 3: Cross multiply
    3,687.36x = 5,530.86 × 1,739.04
  4. Step 4: Simplify right side
    3,687.36x = 9,618,386.77
  5. Step 5: Solve for x
    x = 9,618,386.77/3,687.36
  6. Step 6: Final answer
    x = 2,608.48

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