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Finding the Fourth Proportional to 298,229.80, 446,688.60 and 264,987.40

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Solution

The fourth proportional to 298,229.80, 446,688.60 and 264,987.40 is: 396,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,229.80 : 446,688.60 = 264,987.40 : x
  2. Step 2: Convert to fraction form
    298,229.80/446,688.60 = 264,987.40/x
  3. Step 3: Cross multiply
    298,229.80x = 446,688.60 × 264,987.40
  4. Step 4: Simplify right side
    298,229.80x = 118,366,850,723.64
  5. Step 5: Solve for x
    x = 118,366,850,723.64/298,229.80
  6. Step 6: Final answer
    x = 396,898.13

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