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Finding the Fourth Proportional to 7,199.82, 10,789.86 and 3,682.46

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Solution

The fourth proportional to 7,199.82, 10,789.86 and 3,682.46 is: 5,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.82 : 10,789.86 = 3,682.46 : x
  2. Step 2: Convert to fraction form
    7,199.82/10,789.86 = 3,682.46/x
  3. Step 3: Cross multiply
    7,199.82x = 10,789.86 × 3,682.46
  4. Step 4: Simplify right side
    7,199.82x = 39,733,227.86
  5. Step 5: Solve for x
    x = 39,733,227.86/7,199.82
  6. Step 6: Final answer
    x = 5,518.64

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