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Finding the Fourth Proportional to 12,000.61, 16,524.53 and 9,474.62

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Solution

The fourth proportional to 12,000.61, 16,524.53 and 9,474.62 is: 13,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000.61 : 16,524.53 = 9,474.62 : x
  2. Step 2: Convert to fraction form
    12,000.61/16,524.53 = 9,474.62/x
  3. Step 3: Cross multiply
    12,000.61x = 16,524.53 × 9,474.62
  4. Step 4: Simplify right side
    12,000.61x = 156,563,667.56
  5. Step 5: Solve for x
    x = 156,563,667.56/12,000.61
  6. Step 6: Final answer
    x = 13,046.31

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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.