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Finding the Fourth Proportional to 3,885.96, 5,826.21 and 1,803.76

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Solution

The fourth proportional to 3,885.96, 5,826.21 and 1,803.76 is: 2,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.96 : 5,826.21 = 1,803.76 : x
  2. Step 2: Convert to fraction form
    3,885.96/5,826.21 = 1,803.76/x
  3. Step 3: Cross multiply
    3,885.96x = 5,826.21 × 1,803.76
  4. Step 4: Simplify right side
    3,885.96x = 10,509,084.55
  5. Step 5: Solve for x
    x = 10,509,084.55/3,885.96
  6. Step 6: Final answer
    x = 2,704.37

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