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Finding the Fourth Proportional to 488,492.20, 732,738.30 and 329,059.90

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Solution

The fourth proportional to 488,492.20, 732,738.30 and 329,059.90 is: 493,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,492.20 : 732,738.30 = 329,059.90 : x
  2. Step 2: Convert to fraction form
    488,492.20/732,738.30 = 329,059.90/x
  3. Step 3: Cross multiply
    488,492.20x = 732,738.30 × 329,059.90
  4. Step 4: Simplify right side
    488,492.20x = 241,114,791,724.17
  5. Step 5: Solve for x
    x = 241,114,791,724.17/488,492.20
  6. Step 6: Final answer
    x = 493,589.85

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