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Finding the Fourth Proportional to 443,672.10, 665,836.20 and 293,862.60

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Solution

The fourth proportional to 443,672.10, 665,836.20 and 293,862.60 is: 441,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,672.10 : 665,836.20 = 293,862.60 : x
  2. Step 2: Convert to fraction form
    443,672.10/665,836.20 = 293,862.60/x
  3. Step 3: Cross multiply
    443,672.10x = 665,836.20 × 293,862.60
  4. Step 4: Simplify right side
    443,672.10x = 195,664,356,906.12
  5. Step 5: Solve for x
    x = 195,664,356,906.12/443,672.10
  6. Step 6: Final answer
    x = 441,011.18

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