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Finding the Fourth Proportional to 5,908.08, 8,872.11 and 5,672.64

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Solution

The fourth proportional to 5,908.08, 8,872.11 and 5,672.64 is: 8,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.08 : 8,872.11 = 5,672.64 : x
  2. Step 2: Convert to fraction form
    5,908.08/8,872.11 = 5,672.64/x
  3. Step 3: Cross multiply
    5,908.08x = 8,872.11 × 5,672.64
  4. Step 4: Simplify right side
    5,908.08x = 50,328,286.07
  5. Step 5: Solve for x
    x = 50,328,286.07/5,908.08
  6. Step 6: Final answer
    x = 8,518.55

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1.5x scale

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.