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Finding the Fourth Proportional to 612,174.24, 844,557.48 and 354,003.44

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Solution

The fourth proportional to 612,174.24, 844,557.48 and 354,003.44 is: 488,384.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,174.24 : 844,557.48 = 354,003.44 : x
  2. Step 2: Convert to fraction form
    612,174.24/844,557.48 = 354,003.44/x
  3. Step 3: Cross multiply
    612,174.24x = 844,557.48 × 354,003.44
  4. Step 4: Simplify right side
    612,174.24x = 298,976,253,197.73
  5. Step 5: Solve for x
    x = 298,976,253,197.73/612,174.24
  6. Step 6: Final answer
    x = 488,384.24

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