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Finding the Fourth Proportional to 6,438.04, 8,883.94 and 3,748.84

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Solution

The fourth proportional to 6,438.04, 8,883.94 and 3,748.84 is: 5,173.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438.04 : 8,883.94 = 3,748.84 : x
  2. Step 2: Convert to fraction form
    6,438.04/8,883.94 = 3,748.84/x
  3. Step 3: Cross multiply
    6,438.04x = 8,883.94 × 3,748.84
  4. Step 4: Simplify right side
    6,438.04x = 33,304,469.63
  5. Step 5: Solve for x
    x = 33,304,469.63/6,438.04
  6. Step 6: Final answer
    x = 5,173.08

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