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Finding the Fourth Proportional to 538,824.40, 809,111.40 and 362,114.80

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Solution

The fourth proportional to 538,824.40, 809,111.40 and 362,114.80 is: 543,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,824.40 : 809,111.40 = 362,114.80 : x
  2. Step 2: Convert to fraction form
    538,824.40/809,111.40 = 362,114.80/x
  3. Step 3: Cross multiply
    538,824.40x = 809,111.40 × 362,114.80
  4. Step 4: Simplify right side
    538,824.40x = 292,991,212,788.72
  5. Step 5: Solve for x
    x = 292,991,212,788.72/538,824.40
  6. Step 6: Final answer
    x = 543,760.11

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