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Finding the Fourth Proportional to 9,383.67, 12,945.60 and 6,028.44

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Solution

The fourth proportional to 9,383.67, 12,945.60 and 6,028.44 is: 8,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.67 : 12,945.60 = 6,028.44 : x
  2. Step 2: Convert to fraction form
    9,383.67/12,945.60 = 6,028.44/x
  3. Step 3: Cross multiply
    9,383.67x = 12,945.60 × 6,028.44
  4. Step 4: Simplify right side
    9,383.67x = 78,041,772.86
  5. Step 5: Solve for x
    x = 78,041,772.86/9,383.67
  6. Step 6: Final answer
    x = 8,316.76

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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.