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Finding the Fourth Proportional to 2,657.04, 3,660.89 and 1,982.00

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Solution

The fourth proportional to 2,657.04, 3,660.89 and 1,982.00 is: 2,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657.04 : 3,660.89 = 1,982.00 : x
  2. Step 2: Convert to fraction form
    2,657.04/3,660.89 = 1,982.00/x
  3. Step 3: Cross multiply
    2,657.04x = 3,660.89 × 1,982.00
  4. Step 4: Simplify right side
    2,657.04x = 7,255,855.77
  5. Step 5: Solve for x
    x = 7,255,855.77/2,657.04
  6. Step 6: Final answer
    x = 2,730.80

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