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Finding the Fourth Proportional to 18,272.70, 27,392.25 and 6,583.06

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Solution

The fourth proportional to 18,272.70, 27,392.25 and 6,583.06 is: 9,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.70 : 27,392.25 = 6,583.06 : x
  2. Step 2: Convert to fraction form
    18,272.70/27,392.25 = 6,583.06/x
  3. Step 3: Cross multiply
    18,272.70x = 27,392.25 × 6,583.06
  4. Step 4: Simplify right side
    18,272.70x = 180,324,825.29
  5. Step 5: Solve for x
    x = 180,324,825.29/18,272.70
  6. Step 6: Final answer
    x = 9,868.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.