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Finding the Fourth Proportional to 7,204.54, 10,806.81 and 5,563.48

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Solution

The fourth proportional to 7,204.54, 10,806.81 and 5,563.48 is: 8,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.54 : 10,806.81 = 5,563.48 : x
  2. Step 2: Convert to fraction form
    7,204.54/10,806.81 = 5,563.48/x
  3. Step 3: Cross multiply
    7,204.54x = 10,806.81 × 5,563.48
  4. Step 4: Simplify right side
    7,204.54x = 60,123,471.30
  5. Step 5: Solve for x
    x = 60,123,471.30/7,204.54
  6. Step 6: Final answer
    x = 8,345.22

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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.