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Finding the Fourth Proportional to 9,301.41, 12,811.01 and 8,600.73

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Solution

The fourth proportional to 9,301.41, 12,811.01 and 8,600.73 is: 11,845.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.41 : 12,811.01 = 8,600.73 : x
  2. Step 2: Convert to fraction form
    9,301.41/12,811.01 = 8,600.73/x
  3. Step 3: Cross multiply
    9,301.41x = 12,811.01 × 8,600.73
  4. Step 4: Simplify right side
    9,301.41x = 110,183,995.03
  5. Step 5: Solve for x
    x = 110,183,995.03/9,301.41
  6. Step 6: Final answer
    x = 11,845.95

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.