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Finding the Fourth Proportional to 317,764.38, 476,645.89 and 199,518.76

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Solution

The fourth proportional to 317,764.38, 476,645.89 and 199,518.76 is: 299,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,764.38 : 476,645.89 = 199,518.76 : x
  2. Step 2: Convert to fraction form
    317,764.38/476,645.89 = 199,518.76/x
  3. Step 3: Cross multiply
    317,764.38x = 476,645.89 × 199,518.76
  4. Step 4: Simplify right side
    317,764.38x = 95,099,796,931.90
  5. Step 5: Solve for x
    x = 95,099,796,931.90/317,764.38
  6. Step 6: Final answer
    x = 299,277.71

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