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Finding the Fourth Proportional to 6,238.92, 8,609.76 and 3,444.42

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Solution

The fourth proportional to 6,238.92, 8,609.76 and 3,444.42 is: 4,753.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.92 : 8,609.76 = 3,444.42 : x
  2. Step 2: Convert to fraction form
    6,238.92/8,609.76 = 3,444.42/x
  3. Step 3: Cross multiply
    6,238.92x = 8,609.76 × 3,444.42
  4. Step 4: Simplify right side
    6,238.92x = 29,655,629.54
  5. Step 5: Solve for x
    x = 29,655,629.54/6,238.92
  6. Step 6: Final answer
    x = 4,753.33

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Half scale
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Double scale
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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.