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Finding the Fourth Proportional to 6,359.70, 9,539.82 and 1,977.24

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Solution

The fourth proportional to 6,359.70, 9,539.82 and 1,977.24 is: 2,965.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.70 : 9,539.82 = 1,977.24 : x
  2. Step 2: Convert to fraction form
    6,359.70/9,539.82 = 1,977.24/x
  3. Step 3: Cross multiply
    6,359.70x = 9,539.82 × 1,977.24
  4. Step 4: Simplify right side
    6,359.70x = 18,862,513.70
  5. Step 5: Solve for x
    x = 18,862,513.70/6,359.70
  6. Step 6: Final answer
    x = 2,965.94

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