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Finding the Fourth Proportional to 264,306.56, 396,621.12 and 114,517.76

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Solution

The fourth proportional to 264,306.56, 396,621.12 and 114,517.76 is: 171,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,306.56 : 396,621.12 = 114,517.76 : x
  2. Step 2: Convert to fraction form
    264,306.56/396,621.12 = 114,517.76/x
  3. Step 3: Cross multiply
    264,306.56x = 396,621.12 × 114,517.76
  4. Step 4: Simplify right side
    264,306.56x = 45,420,162,231.09
  5. Step 5: Solve for x
    x = 45,420,162,231.09/264,306.56
  6. Step 6: Final answer
    x = 171,846.52

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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.