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Finding the Fourth Proportional to 416,464.80, 624,512.52 and 191,770.80

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Solution

The fourth proportional to 416,464.80, 624,512.52 and 191,770.80 is: 287,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,464.80 : 624,512.52 = 191,770.80 : x
  2. Step 2: Convert to fraction form
    416,464.80/624,512.52 = 191,770.80/x
  3. Step 3: Cross multiply
    416,464.80x = 624,512.52 × 191,770.80
  4. Step 4: Simplify right side
    416,464.80x = 119,763,265,570.42
  5. Step 5: Solve for x
    x = 119,763,265,570.42/416,464.80
  6. Step 6: Final answer
    x = 287,571.16

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