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Finding the Fourth Proportional to 263,744.56, 395,616.72 and 175,170.96

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Solution

The fourth proportional to 263,744.56, 395,616.72 and 175,170.96 is: 262,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,744.56 : 395,616.72 = 175,170.96 : x
  2. Step 2: Convert to fraction form
    263,744.56/395,616.72 = 175,170.96/x
  3. Step 3: Cross multiply
    263,744.56x = 395,616.72 × 175,170.96
  4. Step 4: Simplify right side
    263,744.56x = 69,300,560,634.45
  5. Step 5: Solve for x
    x = 69,300,560,634.45/263,744.56
  6. Step 6: Final answer
    x = 262,756.36

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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.