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Finding the Fourth Proportional to 352,772.21, 486,814.43 and 199,824.52

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Solution

The fourth proportional to 352,772.21, 486,814.43 and 199,824.52 is: 275,751.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,772.21 : 486,814.43 = 199,824.52 : x
  2. Step 2: Convert to fraction form
    352,772.21/486,814.43 = 199,824.52/x
  3. Step 3: Cross multiply
    352,772.21x = 486,814.43 × 199,824.52
  4. Step 4: Simplify right side
    352,772.21x = 97,277,459,437.12
  5. Step 5: Solve for x
    x = 97,277,459,437.12/352,772.21
  6. Step 6: Final answer
    x = 275,751.48

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