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Finding the Fourth Proportional to 384,458.80, 577,271.40 and 295,812.40

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Solution

The fourth proportional to 384,458.80, 577,271.40 and 295,812.40 is: 444,167.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,458.80 : 577,271.40 = 295,812.40 : x
  2. Step 2: Convert to fraction form
    384,458.80/577,271.40 = 295,812.40/x
  3. Step 3: Cross multiply
    384,458.80x = 577,271.40 × 295,812.40
  4. Step 4: Simplify right side
    384,458.80x = 170,764,038,285.36
  5. Step 5: Solve for x
    x = 170,764,038,285.36/384,458.80
  6. Step 6: Final answer
    x = 444,167.33

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