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Finding the Fourth Proportional to 448,890.67, 673,448.77 and 129,043.11

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Solution

The fourth proportional to 448,890.67, 673,448.77 and 129,043.11 is: 193,597.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,890.67 : 673,448.77 = 129,043.11 : x
  2. Step 2: Convert to fraction form
    448,890.67/673,448.77 = 129,043.11/x
  3. Step 3: Cross multiply
    448,890.67x = 673,448.77 × 129,043.11
  4. Step 4: Simplify right side
    448,890.67x = 86,903,923,706.47
  5. Step 5: Solve for x
    x = 86,903,923,706.47/448,890.67
  6. Step 6: Final answer
    x = 193,597.08

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