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Finding the Fourth Proportional to 3,849.63, 5,773.91 and 1,384.09

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Solution

The fourth proportional to 3,849.63, 5,773.91 and 1,384.09 is: 2,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.63 : 5,773.91 = 1,384.09 : x
  2. Step 2: Convert to fraction form
    3,849.63/5,773.91 = 1,384.09/x
  3. Step 3: Cross multiply
    3,849.63x = 5,773.91 × 1,384.09
  4. Step 4: Simplify right side
    3,849.63x = 7,991,604.17
  5. Step 5: Solve for x
    x = 7,991,604.17/3,849.63
  6. Step 6: Final answer
    x = 2,075.94

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