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Finding the Fourth Proportional to 2,624.00, 3,935.86 and 980.41

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Solution

The fourth proportional to 2,624.00, 3,935.86 and 980.41 is: 1,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.00 : 3,935.86 = 980.41 : x
  2. Step 2: Convert to fraction form
    2,624.00/3,935.86 = 980.41/x
  3. Step 3: Cross multiply
    2,624.00x = 3,935.86 × 980.41
  4. Step 4: Simplify right side
    2,624.00x = 3,858,766.80
  5. Step 5: Solve for x
    x = 3,858,766.80/2,624.00
  6. Step 6: Final answer
    x = 1,470.57

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