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Finding the Fourth Proportional to 325,828.40, 488,742.60 and 294,335.60

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Solution

The fourth proportional to 325,828.40, 488,742.60 and 294,335.60 is: 441,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,828.40 : 488,742.60 = 294,335.60 : x
  2. Step 2: Convert to fraction form
    325,828.40/488,742.60 = 294,335.60/x
  3. Step 3: Cross multiply
    325,828.40x = 488,742.60 × 294,335.60
  4. Step 4: Simplify right side
    325,828.40x = 143,854,346,416.56
  5. Step 5: Solve for x
    x = 143,854,346,416.56/325,828.40
  6. Step 6: Final answer
    x = 441,503.40

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