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Finding the Fourth Proportional to 353,420.16, 529,744.56 and 173,629.44

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Solution

The fourth proportional to 353,420.16, 529,744.56 and 173,629.44 is: 260,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,420.16 : 529,744.56 = 173,629.44 : x
  2. Step 2: Convert to fraction form
    353,420.16/529,744.56 = 173,629.44/x
  3. Step 3: Cross multiply
    353,420.16x = 529,744.56 × 173,629.44
  4. Step 4: Simplify right side
    353,420.16x = 91,979,251,295.85
  5. Step 5: Solve for x
    x = 91,979,251,295.85/353,420.16
  6. Step 6: Final answer
    x = 260,254.68

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