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Finding the Fourth Proportional to 384,990.44, 577,211.34 and 148,133.48

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Solution

The fourth proportional to 384,990.44, 577,211.34 and 148,133.48 is: 222,094.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,990.44 : 577,211.34 = 148,133.48 : x
  2. Step 2: Convert to fraction form
    384,990.44/577,211.34 = 148,133.48/x
  3. Step 3: Cross multiply
    384,990.44x = 577,211.34 × 148,133.48
  4. Step 4: Simplify right side
    384,990.44x = 85,504,324,489.66
  5. Step 5: Solve for x
    x = 85,504,324,489.66/384,990.44
  6. Step 6: Final answer
    x = 222,094.67

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