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Finding the Fourth Proportional to 6,010.43, 8,286.06 and 5,179.98

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Solution

The fourth proportional to 6,010.43, 8,286.06 and 5,179.98 is: 7,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,010.43 : 8,286.06 = 5,179.98 : x
  2. Step 2: Convert to fraction form
    6,010.43/8,286.06 = 5,179.98/x
  3. Step 3: Cross multiply
    6,010.43x = 8,286.06 × 5,179.98
  4. Step 4: Simplify right side
    6,010.43x = 42,921,605.65
  5. Step 5: Solve for x
    x = 42,921,605.65/6,010.43
  6. Step 6: Final answer
    x = 7,141.18

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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.