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Finding the Fourth Proportional to 5,704.92, 8,480.39 and 5,536.76

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Solution

The fourth proportional to 5,704.92, 8,480.39 and 5,536.76 is: 8,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.92 : 8,480.39 = 5,536.76 : x
  2. Step 2: Convert to fraction form
    5,704.92/8,480.39 = 5,536.76/x
  3. Step 3: Cross multiply
    5,704.92x = 8,480.39 × 5,536.76
  4. Step 4: Simplify right side
    5,704.92x = 46,953,814.05
  5. Step 5: Solve for x
    x = 46,953,814.05/5,704.92
  6. Step 6: Final answer
    x = 8,230.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.