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Finding the Fourth Proportional to 8,584.17, 11,840.02 and 5,227.19

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Solution

The fourth proportional to 8,584.17, 11,840.02 and 5,227.19 is: 7,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.17 : 11,840.02 = 5,227.19 : x
  2. Step 2: Convert to fraction form
    8,584.17/11,840.02 = 5,227.19/x
  3. Step 3: Cross multiply
    8,584.17x = 11,840.02 × 5,227.19
  4. Step 4: Simplify right side
    8,584.17x = 61,890,034.14
  5. Step 5: Solve for x
    x = 61,890,034.14/8,584.17
  6. Step 6: Final answer
    x = 7,209.79

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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.