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Finding the Fourth Proportional to 360,111.29, 496,940.16 and 198,962.89

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Solution

The fourth proportional to 360,111.29, 496,940.16 and 198,962.89 is: 274,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,111.29 : 496,940.16 = 198,962.89 : x
  2. Step 2: Convert to fraction form
    360,111.29/496,940.16 = 198,962.89/x
  3. Step 3: Cross multiply
    360,111.29x = 496,940.16 × 198,962.89
  4. Step 4: Simplify right side
    360,111.29x = 98,872,650,390.66
  5. Step 5: Solve for x
    x = 98,872,650,390.66/360,111.29
  6. Step 6: Final answer
    x = 274,561.37

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