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Finding the Fourth Proportional to 531,644.20, 733,668.54 and 289,927.24

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Solution

The fourth proportional to 531,644.20, 733,668.54 and 289,927.24 is: 400,099.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,644.20 : 733,668.54 = 289,927.24 : x
  2. Step 2: Convert to fraction form
    531,644.20/733,668.54 = 289,927.24/x
  3. Step 3: Cross multiply
    531,644.20x = 733,668.54 × 289,927.24
  4. Step 4: Simplify right side
    531,644.20x = 212,710,494,877.03
  5. Step 5: Solve for x
    x = 212,710,494,877.03/531,644.20
  6. Step 6: Final answer
    x = 400,099.34

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