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Finding the Fourth Proportional to 272,228.40, 407,905.20 and 227,613.60

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Solution

The fourth proportional to 272,228.40, 407,905.20 and 227,613.60 is: 341,054.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,228.40 : 407,905.20 = 227,613.60 : x
  2. Step 2: Convert to fraction form
    272,228.40/407,905.20 = 227,613.60/x
  3. Step 3: Cross multiply
    272,228.40x = 407,905.20 × 227,613.60
  4. Step 4: Simplify right side
    272,228.40x = 92,844,771,030.72
  5. Step 5: Solve for x
    x = 92,844,771,030.72/272,228.40
  6. Step 6: Final answer
    x = 341,054.68

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