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Finding the Fourth Proportional to 308,098.60, 461,123.90 and 223,618.60

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Solution

The fourth proportional to 308,098.60, 461,123.90 and 223,618.60 is: 334,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,098.60 : 461,123.90 = 223,618.60 : x
  2. Step 2: Convert to fraction form
    308,098.60/461,123.90 = 223,618.60/x
  3. Step 3: Cross multiply
    308,098.60x = 461,123.90 × 223,618.60
  4. Step 4: Simplify right side
    308,098.60x = 103,115,880,944.54
  5. Step 5: Solve for x
    x = 103,115,880,944.54/308,098.60
  6. Step 6: Final answer
    x = 334,684.68

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