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Finding the Fourth Proportional to 5,998.24, 8,997.36 and 2,103.76

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Solution

The fourth proportional to 5,998.24, 8,997.36 and 2,103.76 is: 3,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.24 : 8,997.36 = 2,103.76 : x
  2. Step 2: Convert to fraction form
    5,998.24/8,997.36 = 2,103.76/x
  3. Step 3: Cross multiply
    5,998.24x = 8,997.36 × 2,103.76
  4. Step 4: Simplify right side
    5,998.24x = 18,928,286.07
  5. Step 5: Solve for x
    x = 18,928,286.07/5,998.24
  6. Step 6: Final answer
    x = 3,155.64

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Half scale
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Double scale
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Similar ratio
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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.