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Finding the Fourth Proportional to 325,630.40, 488,445.60 and 296,081.60

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Solution

The fourth proportional to 325,630.40, 488,445.60 and 296,081.60 is: 444,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,630.40 : 488,445.60 = 296,081.60 : x
  2. Step 2: Convert to fraction form
    325,630.40/488,445.60 = 296,081.60/x
  3. Step 3: Cross multiply
    325,630.40x = 488,445.60 × 296,081.60
  4. Step 4: Simplify right side
    325,630.40x = 144,619,754,760.96
  5. Step 5: Solve for x
    x = 144,619,754,760.96/325,630.40
  6. Step 6: Final answer
    x = 444,122.40

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