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Finding the Fourth Proportional to 263,517.54, 395,274.88 and 63,837.82

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Solution

The fourth proportional to 263,517.54, 395,274.88 and 63,837.82 is: 95,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,517.54 : 395,274.88 = 63,837.82 : x
  2. Step 2: Convert to fraction form
    263,517.54/395,274.88 = 63,837.82/x
  3. Step 3: Cross multiply
    263,517.54x = 395,274.88 × 63,837.82
  4. Step 4: Simplify right side
    263,517.54x = 25,233,486,639.96
  5. Step 5: Solve for x
    x = 25,233,486,639.96/263,517.54
  6. Step 6: Final answer
    x = 95,756.38

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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.