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Finding the Fourth Proportional to 6,143.93, 9,209.20 and 3,017.73

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Solution

The fourth proportional to 6,143.93, 9,209.20 and 3,017.73 is: 4,523.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.93 : 9,209.20 = 3,017.73 : x
  2. Step 2: Convert to fraction form
    6,143.93/9,209.20 = 3,017.73/x
  3. Step 3: Cross multiply
    6,143.93x = 9,209.20 × 3,017.73
  4. Step 4: Simplify right side
    6,143.93x = 27,790,879.12
  5. Step 5: Solve for x
    x = 27,790,879.12/6,143.93
  6. Step 6: Final answer
    x = 4,523.31

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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.