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Finding the Fourth Proportional to 3,234.17, 4,463.17 and 1,889.86

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Solution

The fourth proportional to 3,234.17, 4,463.17 and 1,889.86 is: 2,608.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.17 : 4,463.17 = 1,889.86 : x
  2. Step 2: Convert to fraction form
    3,234.17/4,463.17 = 1,889.86/x
  3. Step 3: Cross multiply
    3,234.17x = 4,463.17 × 1,889.86
  4. Step 4: Simplify right side
    3,234.17x = 8,434,739.42
  5. Step 5: Solve for x
    x = 8,434,739.42/3,234.17
  6. Step 6: Final answer
    x = 2,608.01

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1.5x scale

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.