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Finding the Fourth Proportional to 308,857.60, 462,940.80 and 175,801.60

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Solution

The fourth proportional to 308,857.60, 462,940.80 and 175,801.60 is: 263,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,857.60 : 462,940.80 = 175,801.60 : x
  2. Step 2: Convert to fraction form
    308,857.60/462,940.80 = 175,801.60/x
  3. Step 3: Cross multiply
    308,857.60x = 462,940.80 × 175,801.60
  4. Step 4: Simplify right side
    308,857.60x = 81,385,733,345.28
  5. Step 5: Solve for x
    x = 81,385,733,345.28/308,857.60
  6. Step 6: Final answer
    x = 263,505.68

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