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Finding the Fourth Proportional to 308,331.36, 462,216.60 and 118,670.76

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Solution

The fourth proportional to 308,331.36, 462,216.60 and 118,670.76 is: 177,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,331.36 : 462,216.60 = 118,670.76 : x
  2. Step 2: Convert to fraction form
    308,331.36/462,216.60 = 118,670.76/x
  3. Step 3: Cross multiply
    308,331.36x = 462,216.60 × 118,670.76
  4. Step 4: Simplify right side
    308,331.36x = 54,851,595,206.62
  5. Step 5: Solve for x
    x = 54,851,595,206.62/308,331.36
  6. Step 6: Final answer
    x = 177,898.20

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