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Finding the Fourth Proportional to 6,174.46, 8,520.54 and 3,522.73

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Solution

The fourth proportional to 6,174.46, 8,520.54 and 3,522.73 is: 4,861.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.46 : 8,520.54 = 3,522.73 : x
  2. Step 2: Convert to fraction form
    6,174.46/8,520.54 = 3,522.73/x
  3. Step 3: Cross multiply
    6,174.46x = 8,520.54 × 3,522.73
  4. Step 4: Simplify right side
    6,174.46x = 30,015,561.87
  5. Step 5: Solve for x
    x = 30,015,561.87/6,174.46
  6. Step 6: Final answer
    x = 4,861.24

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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.