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Finding the Fourth Proportional to 248,539.73, 342,984.78 and 135,362.48

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Solution

The fourth proportional to 248,539.73, 342,984.78 and 135,362.48 is: 186,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,539.73 : 342,984.78 = 135,362.48 : x
  2. Step 2: Convert to fraction form
    248,539.73/342,984.78 = 135,362.48/x
  3. Step 3: Cross multiply
    248,539.73x = 342,984.78 × 135,362.48
  4. Step 4: Simplify right side
    248,539.73x = 46,427,268,708.13
  5. Step 5: Solve for x
    x = 46,427,268,708.13/248,539.73
  6. Step 6: Final answer
    x = 186,800.19

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