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Finding the Fourth Proportional to 984,414.72, 1,476,705.45 and 274,443.42

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Solution

The fourth proportional to 984,414.72, 1,476,705.45 and 274,443.42 is: 411,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,414.72 : 1,476,705.45 = 274,443.42 : x
  2. Step 2: Convert to fraction form
    984,414.72/1,476,705.45 = 274,443.42/x
  3. Step 3: Cross multiply
    984,414.72x = 1,476,705.45 × 274,443.42
  4. Step 4: Simplify right side
    984,414.72x = 405,272,094,030.64
  5. Step 5: Solve for x
    x = 405,272,094,030.64/984,414.72
  6. Step 6: Final answer
    x = 411,688.37

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