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Finding the Fourth Proportional to 5,510.43, 8,251.03 and 3,316.14

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Solution

The fourth proportional to 5,510.43, 8,251.03 and 3,316.14 is: 4,965.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.43 : 8,251.03 = 3,316.14 : x
  2. Step 2: Convert to fraction form
    5,510.43/8,251.03 = 3,316.14/x
  3. Step 3: Cross multiply
    5,510.43x = 8,251.03 × 3,316.14
  4. Step 4: Simplify right side
    5,510.43x = 27,361,570.62
  5. Step 5: Solve for x
    x = 27,361,570.62/5,510.43
  6. Step 6: Final answer
    x = 4,965.41

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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.