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Finding the Fourth Proportional to 6,382.73, 8,808.09 and 3,588.23

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Solution

The fourth proportional to 6,382.73, 8,808.09 and 3,588.23 is: 4,951.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382.73 : 8,808.09 = 3,588.23 : x
  2. Step 2: Convert to fraction form
    6,382.73/8,808.09 = 3,588.23/x
  3. Step 3: Cross multiply
    6,382.73x = 8,808.09 × 3,588.23
  4. Step 4: Simplify right side
    6,382.73x = 31,605,461.35
  5. Step 5: Solve for x
    x = 31,605,461.35/6,382.73
  6. Step 6: Final answer
    x = 4,951.71

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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.