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Finding the Fourth Proportional to 3,607.74, 5,404.02 and 2,290.83

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Solution

The fourth proportional to 3,607.74, 5,404.02 and 2,290.83 is: 3,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.74 : 5,404.02 = 2,290.83 : x
  2. Step 2: Convert to fraction form
    3,607.74/5,404.02 = 2,290.83/x
  3. Step 3: Cross multiply
    3,607.74x = 5,404.02 × 2,290.83
  4. Step 4: Simplify right side
    3,607.74x = 12,379,692.68
  5. Step 5: Solve for x
    x = 12,379,692.68/3,607.74
  6. Step 6: Final answer
    x = 3,431.43

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