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Finding the Fourth Proportional to 3,541.76, 5,309.18 and 1,982.52

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Solution

The fourth proportional to 3,541.76, 5,309.18 and 1,982.52 is: 2,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.76 : 5,309.18 = 1,982.52 : x
  2. Step 2: Convert to fraction form
    3,541.76/5,309.18 = 1,982.52/x
  3. Step 3: Cross multiply
    3,541.76x = 5,309.18 × 1,982.52
  4. Step 4: Simplify right side
    3,541.76x = 10,525,555.53
  5. Step 5: Solve for x
    x = 10,525,555.53/3,541.76
  6. Step 6: Final answer
    x = 2,971.84

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