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Finding the Fourth Proportional to 446,659.82, 669,613.03 and 193,749.98

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Solution

The fourth proportional to 446,659.82, 669,613.03 and 193,749.98 is: 290,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,659.82 : 669,613.03 = 193,749.98 : x
  2. Step 2: Convert to fraction form
    446,659.82/669,613.03 = 193,749.98/x
  3. Step 3: Cross multiply
    446,659.82x = 669,613.03 × 193,749.98
  4. Step 4: Simplify right side
    446,659.82x = 129,737,507,337.80
  5. Step 5: Solve for x
    x = 129,737,507,337.80/446,659.82
  6. Step 6: Final answer
    x = 290,461.56

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