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Finding the Fourth Proportional to 198,438.78, 297,699.16 and 65,327.04

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Solution

The fourth proportional to 198,438.78, 297,699.16 and 65,327.04 is: 98,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,438.78 : 297,699.16 = 65,327.04 : x
  2. Step 2: Convert to fraction form
    198,438.78/297,699.16 = 65,327.04/x
  3. Step 3: Cross multiply
    198,438.78x = 297,699.16 × 65,327.04
  4. Step 4: Simplify right side
    198,438.78x = 19,447,804,933.29
  5. Step 5: Solve for x
    x = 19,447,804,933.29/198,438.78
  6. Step 6: Final answer
    x = 98,004.05

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