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Finding the Fourth Proportional to 8,245.38, 12,322.79 and 6,028.88

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Solution

The fourth proportional to 8,245.38, 12,322.79 and 6,028.88 is: 9,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.38 : 12,322.79 = 6,028.88 : x
  2. Step 2: Convert to fraction form
    8,245.38/12,322.79 = 6,028.88/x
  3. Step 3: Cross multiply
    8,245.38x = 12,322.79 × 6,028.88
  4. Step 4: Simplify right side
    8,245.38x = 74,292,560.56
  5. Step 5: Solve for x
    x = 74,292,560.56/8,245.38
  6. Step 6: Final answer
    x = 9,010.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.