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Finding the Fourth Proportional to 6,290.62, 9,436.14 and 2,827.88

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Solution

The fourth proportional to 6,290.62, 9,436.14 and 2,827.88 is: 4,241.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.62 : 9,436.14 = 2,827.88 : x
  2. Step 2: Convert to fraction form
    6,290.62/9,436.14 = 2,827.88/x
  3. Step 3: Cross multiply
    6,290.62x = 9,436.14 × 2,827.88
  4. Step 4: Simplify right side
    6,290.62x = 26,684,271.58
  5. Step 5: Solve for x
    x = 26,684,271.58/6,290.62
  6. Step 6: Final answer
    x = 4,241.91

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