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Finding the Fourth Proportional to 4,668.44, 7,003.67 and 1,381.76

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Solution

The fourth proportional to 4,668.44, 7,003.67 and 1,381.76 is: 2,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.44 : 7,003.67 = 1,381.76 : x
  2. Step 2: Convert to fraction form
    4,668.44/7,003.67 = 1,381.76/x
  3. Step 3: Cross multiply
    4,668.44x = 7,003.67 × 1,381.76
  4. Step 4: Simplify right side
    4,668.44x = 9,677,375.40
  5. Step 5: Solve for x
    x = 9,677,375.40/4,668.44
  6. Step 6: Final answer
    x = 2,072.94

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