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Finding the Fourth Proportional to 6,833.90, 9,410.43 and 6,337.73

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Solution

The fourth proportional to 6,833.90, 9,410.43 and 6,337.73 is: 8,727.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,833.90 : 9,410.43 = 6,337.73 : x
  2. Step 2: Convert to fraction form
    6,833.90/9,410.43 = 6,337.73/x
  3. Step 3: Cross multiply
    6,833.90x = 9,410.43 × 6,337.73
  4. Step 4: Simplify right side
    6,833.90x = 59,640,764.52
  5. Step 5: Solve for x
    x = 59,640,764.52/6,833.90
  6. Step 6: Final answer
    x = 8,727.19

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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.