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Finding the Fourth Proportional to 6,754.94, 9,324.67 and 4,103.21

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Solution

The fourth proportional to 6,754.94, 9,324.67 and 4,103.21 is: 5,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.94 : 9,324.67 = 4,103.21 : x
  2. Step 2: Convert to fraction form
    6,754.94/9,324.67 = 4,103.21/x
  3. Step 3: Cross multiply
    6,754.94x = 9,324.67 × 4,103.21
  4. Step 4: Simplify right side
    6,754.94x = 38,261,022.31
  5. Step 5: Solve for x
    x = 38,261,022.31/6,754.94
  6. Step 6: Final answer
    x = 5,664.15

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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.