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Finding the Fourth Proportional to 6,629.22, 9,943.80 and 1,698.86

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Solution

The fourth proportional to 6,629.22, 9,943.80 and 1,698.86 is: 2,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.22 : 9,943.80 = 1,698.86 : x
  2. Step 2: Convert to fraction form
    6,629.22/9,943.80 = 1,698.86/x
  3. Step 3: Cross multiply
    6,629.22x = 9,943.80 × 1,698.86
  4. Step 4: Simplify right side
    6,629.22x = 16,893,074.35
  5. Step 5: Solve for x
    x = 16,893,074.35/6,629.22
  6. Step 6: Final answer
    x = 2,548.27

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