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Finding the Fourth Proportional to 673,072.60, 1,009,608.90 and 484,115.80

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Solution

The fourth proportional to 673,072.60, 1,009,608.90 and 484,115.80 is: 726,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,072.60 : 1,009,608.90 = 484,115.80 : x
  2. Step 2: Convert to fraction form
    673,072.60/1,009,608.90 = 484,115.80/x
  3. Step 3: Cross multiply
    673,072.60x = 1,009,608.90 × 484,115.80
  4. Step 4: Simplify right side
    673,072.60x = 488,767,620,310.62
  5. Step 5: Solve for x
    x = 488,767,620,310.62/673,072.60
  6. Step 6: Final answer
    x = 726,173.70

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