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Finding the Fourth Proportional to 362,442.20, 543,663.30 and 329,199.80

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Solution

The fourth proportional to 362,442.20, 543,663.30 and 329,199.80 is: 493,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,442.20 : 543,663.30 = 329,199.80 : x
  2. Step 2: Convert to fraction form
    362,442.20/543,663.30 = 329,199.80/x
  3. Step 3: Cross multiply
    362,442.20x = 543,663.30 × 329,199.80
  4. Step 4: Simplify right side
    362,442.20x = 178,973,849,627.34
  5. Step 5: Solve for x
    x = 178,973,849,627.34/362,442.20
  6. Step 6: Final answer
    x = 493,799.70

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