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Finding the Fourth Proportional to 220,597.20, 331,062.72 and 161,586.24

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Solution

The fourth proportional to 220,597.20, 331,062.72 and 161,586.24 is: 242,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,597.20 : 331,062.72 = 161,586.24 : x
  2. Step 2: Convert to fraction form
    220,597.20/331,062.72 = 161,586.24/x
  3. Step 3: Cross multiply
    220,597.20x = 331,062.72 × 161,586.24
  4. Step 4: Simplify right side
    220,597.20x = 53,495,180,128.97
  5. Step 5: Solve for x
    x = 53,495,180,128.97/220,597.20
  6. Step 6: Final answer
    x = 242,501.63

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