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Finding the Fourth Proportional to 385,844.01, 532,468.44 and 213,765.63

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Solution

The fourth proportional to 385,844.01, 532,468.44 and 213,765.63 is: 294,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,844.01 : 532,468.44 = 213,765.63 : x
  2. Step 2: Convert to fraction form
    385,844.01/532,468.44 = 213,765.63/x
  3. Step 3: Cross multiply
    385,844.01x = 532,468.44 × 213,765.63
  4. Step 4: Simplify right side
    385,844.01x = 113,823,451,531.72
  5. Step 5: Solve for x
    x = 113,823,451,531.72/385,844.01
  6. Step 6: Final answer
    x = 294,998.62

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