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Finding the Fourth Proportional to 448,674.60, 673,016.12 and 133,131.56

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Solution

The fourth proportional to 448,674.60, 673,016.12 and 133,131.56 is: 199,698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,674.60 : 673,016.12 = 133,131.56 : x
  2. Step 2: Convert to fraction form
    448,674.60/673,016.12 = 133,131.56/x
  3. Step 3: Cross multiply
    448,674.60x = 673,016.12 × 133,131.56
  4. Step 4: Simplify right side
    448,674.60x = 89,599,685,960.75
  5. Step 5: Solve for x
    x = 89,599,685,960.75/448,674.60
  6. Step 6: Final answer
    x = 199,698.59

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