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Finding the Fourth Proportional to 6,506.52, 8,978.33 and 3,674.06

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Solution

The fourth proportional to 6,506.52, 8,978.33 and 3,674.06 is: 5,069.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.52 : 8,978.33 = 3,674.06 : x
  2. Step 2: Convert to fraction form
    6,506.52/8,978.33 = 3,674.06/x
  3. Step 3: Cross multiply
    6,506.52x = 8,978.33 × 3,674.06
  4. Step 4: Simplify right side
    6,506.52x = 32,986,859.86
  5. Step 5: Solve for x
    x = 32,986,859.86/6,506.52
  6. Step 6: Final answer
    x = 5,069.82

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