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Finding the Fourth Proportional to 351,172.60, 526,629.30 and 173,620.60

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Solution

The fourth proportional to 351,172.60, 526,629.30 and 173,620.60 is: 260,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,172.60 : 526,629.30 = 173,620.60 : x
  2. Step 2: Convert to fraction form
    351,172.60/526,629.30 = 173,620.60/x
  3. Step 3: Cross multiply
    351,172.60x = 526,629.30 × 173,620.60
  4. Step 4: Simplify right side
    351,172.60x = 91,433,695,043.58
  5. Step 5: Solve for x
    x = 91,433,695,043.58/351,172.60
  6. Step 6: Final answer
    x = 260,366.83

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