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Finding the Fourth Proportional to 384,202.11, 576,708.98 and 215,866.29

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Solution

The fourth proportional to 384,202.11, 576,708.98 and 215,866.29 is: 324,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,202.11 : 576,708.98 = 215,866.29 : x
  2. Step 2: Convert to fraction form
    384,202.11/576,708.98 = 215,866.29/x
  3. Step 3: Cross multiply
    384,202.11x = 576,708.98 × 215,866.29
  4. Step 4: Simplify right side
    384,202.11x = 124,492,026,842.95
  5. Step 5: Solve for x
    x = 124,492,026,842.95/384,202.11
  6. Step 6: Final answer
    x = 324,027.44

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