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Finding the Fourth Proportional to 3,669,984.11, 5,504,976.17 and 3,669,984.11

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Solution

The fourth proportional to 3,669,984.11, 5,504,976.17 and 3,669,984.11 is: 5,504,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,984.11 : 5,504,976.17 = 3,669,984.11 : x
  2. Step 2: Convert to fraction form
    3,669,984.11/5,504,976.17 = 3,669,984.11/x
  3. Step 3: Cross multiply
    3,669,984.11x = 5,504,976.17 × 3,669,984.11
  4. Step 4: Simplify right side
    3,669,984.11x = 20,203,175,079,003.62
  5. Step 5: Solve for x
    x = 20,203,175,079,003.62/3,669,984.11
  6. Step 6: Final answer
    x = 5,504,976.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.