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Finding the Fourth Proportional to 3,298.87, 4,946.54 and 1,447.82

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Solution

The fourth proportional to 3,298.87, 4,946.54 and 1,447.82 is: 2,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.87 : 4,946.54 = 1,447.82 : x
  2. Step 2: Convert to fraction form
    3,298.87/4,946.54 = 1,447.82/x
  3. Step 3: Cross multiply
    3,298.87x = 4,946.54 × 1,447.82
  4. Step 4: Simplify right side
    3,298.87x = 7,161,686.12
  5. Step 5: Solve for x
    x = 7,161,686.12/3,298.87
  6. Step 6: Final answer
    x = 2,170.95

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