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Finding the Fourth Proportional to 1,982.53, 2,973.78 and 1,166.00

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Solution

The fourth proportional to 1,982.53, 2,973.78 and 1,166.00 is: 1,748.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.53 : 2,973.78 = 1,166.00 : x
  2. Step 2: Convert to fraction form
    1,982.53/2,973.78 = 1,166.00/x
  3. Step 3: Cross multiply
    1,982.53x = 2,973.78 × 1,166.00
  4. Step 4: Simplify right side
    1,982.53x = 3,467,428.14
  5. Step 5: Solve for x
    x = 3,467,428.14/1,982.53
  6. Step 6: Final answer
    x = 1,748.99

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