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Finding the Fourth Proportional to 6,124, 9,186 and 2,020

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Solution

The fourth proportional to 6,124, 9,186 and 2,020 is: 3,030

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124 : 9,186 = 2,020 : x
  2. Step 2: Convert to fraction form
    6,124/9,186 = 2,020/x
  3. Step 3: Cross multiply
    6,124x = 9,186 × 2,020
  4. Step 4: Simplify right side
    6,124x = 18,555,720
  5. Step 5: Solve for x
    x = 18,555,720/6,124
  6. Step 6: Final answer
    x = 3,030

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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.