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Finding the Fourth Proportional to 443,344.20, 665,102.70 and 177,059.40

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Solution

The fourth proportional to 443,344.20, 665,102.70 and 177,059.40 is: 265,623.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,344.20 : 665,102.70 = 177,059.40 : x
  2. Step 2: Convert to fraction form
    443,344.20/665,102.70 = 177,059.40/x
  3. Step 3: Cross multiply
    443,344.20x = 665,102.70 × 177,059.40
  4. Step 4: Simplify right side
    443,344.20x = 117,762,685,000.38
  5. Step 5: Solve for x
    x = 117,762,685,000.38/443,344.20
  6. Step 6: Final answer
    x = 265,623.61

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