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Finding the Fourth Proportional to 3,851.88, 5,777.55 and 2,001.84

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Solution

The fourth proportional to 3,851.88, 5,777.55 and 2,001.84 is: 3,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.88 : 5,777.55 = 2,001.84 : x
  2. Step 2: Convert to fraction form
    3,851.88/5,777.55 = 2,001.84/x
  3. Step 3: Cross multiply
    3,851.88x = 5,777.55 × 2,001.84
  4. Step 4: Simplify right side
    3,851.88x = 11,565,730.69
  5. Step 5: Solve for x
    x = 11,565,730.69/3,851.88
  6. Step 6: Final answer
    x = 3,002.62

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