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Finding the Fourth Proportional to 5,582.49, 8,371.11 and 3,243.24

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Solution

The fourth proportional to 5,582.49, 8,371.11 and 3,243.24 is: 4,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.49 : 8,371.11 = 3,243.24 : x
  2. Step 2: Convert to fraction form
    5,582.49/8,371.11 = 3,243.24/x
  3. Step 3: Cross multiply
    5,582.49x = 8,371.11 × 3,243.24
  4. Step 4: Simplify right side
    5,582.49x = 27,149,518.80
  5. Step 5: Solve for x
    x = 27,149,518.80/5,582.49
  6. Step 6: Final answer
    x = 4,863.33

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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.