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Finding the Fourth Proportional to 396,079.99, 546,590.52 and 214,791.86

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Solution

The fourth proportional to 396,079.99, 546,590.52 and 214,791.86 is: 296,412.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,079.99 : 546,590.52 = 214,791.86 : x
  2. Step 2: Convert to fraction form
    396,079.99/546,590.52 = 214,791.86/x
  3. Step 3: Cross multiply
    396,079.99x = 546,590.52 × 214,791.86
  4. Step 4: Simplify right side
    396,079.99x = 117,403,194,449.17
  5. Step 5: Solve for x
    x = 117,403,194,449.17/396,079.99
  6. Step 6: Final answer
    x = 296,412.84

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