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Finding the Fourth Proportional to 295,288.80, 442,976.40 and 95,575.20

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Solution

The fourth proportional to 295,288.80, 442,976.40 and 95,575.20 is: 143,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,288.80 : 442,976.40 = 95,575.20 : x
  2. Step 2: Convert to fraction form
    295,288.80/442,976.40 = 95,575.20/x
  3. Step 3: Cross multiply
    295,288.80x = 442,976.40 × 95,575.20
  4. Step 4: Simplify right side
    295,288.80x = 42,337,558,025.28
  5. Step 5: Solve for x
    x = 42,337,558,025.28/295,288.80
  6. Step 6: Final answer
    x = 143,376.78

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