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Finding the Fourth Proportional to 3,287.06, 4,930.64 and 1,835.45

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Solution

The fourth proportional to 3,287.06, 4,930.64 and 1,835.45 is: 2,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.06 : 4,930.64 = 1,835.45 : x
  2. Step 2: Convert to fraction form
    3,287.06/4,930.64 = 1,835.45/x
  3. Step 3: Cross multiply
    3,287.06x = 4,930.64 × 1,835.45
  4. Step 4: Simplify right side
    3,287.06x = 9,049,943.19
  5. Step 5: Solve for x
    x = 9,049,943.19/3,287.06
  6. Step 6: Final answer
    x = 2,753.20

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