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Finding the Fourth Proportional to 385,004.62, 531,372 and 223,953.04

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Solution

The fourth proportional to 385,004.62, 531,372 and 223,953.04 is: 309,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,004.62 : 531,372 = 223,953.04 : x
  2. Step 2: Convert to fraction form
    385,004.62/531,372 = 223,953.04/x
  3. Step 3: Cross multiply
    385,004.62x = 531,372 × 223,953.04
  4. Step 4: Simplify right side
    385,004.62x = 119,002,374,770.88
  5. Step 5: Solve for x
    x = 119,002,374,770.88/385,004.62
  6. Step 6: Final answer
    x = 309,093.37

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