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Finding the Fourth Proportional to 263,504.62, 363,622.60 and 154,593.82

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Solution

The fourth proportional to 263,504.62, 363,622.60 and 154,593.82 is: 213,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,504.62 : 363,622.60 = 154,593.82 : x
  2. Step 2: Convert to fraction form
    263,504.62/363,622.60 = 154,593.82/x
  3. Step 3: Cross multiply
    263,504.62x = 363,622.60 × 154,593.82
  4. Step 4: Simplify right side
    263,504.62x = 56,213,806,772.33
  5. Step 5: Solve for x
    x = 56,213,806,772.33/263,504.62
  6. Step 6: Final answer
    x = 213,331.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.