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Finding the Fourth Proportional to 248,816.60, 372,431.10 and 196,328.60

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Solution

The fourth proportional to 248,816.60, 372,431.10 and 196,328.60 is: 293,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,816.60 : 372,431.10 = 196,328.60 : x
  2. Step 2: Convert to fraction form
    248,816.60/372,431.10 = 196,328.60/x
  3. Step 3: Cross multiply
    248,816.60x = 372,431.10 × 196,328.60
  4. Step 4: Simplify right side
    248,816.60x = 73,118,876,459.46
  5. Step 5: Solve for x
    x = 73,118,876,459.46/248,816.60
  6. Step 6: Final answer
    x = 293,866.55

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