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Finding the Fourth Proportional to 3,049.80, 4,575.23 and 969.27

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Solution

The fourth proportional to 3,049.80, 4,575.23 and 969.27 is: 1,454.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.80 : 4,575.23 = 969.27 : x
  2. Step 2: Convert to fraction form
    3,049.80/4,575.23 = 969.27/x
  3. Step 3: Cross multiply
    3,049.80x = 4,575.23 × 969.27
  4. Step 4: Simplify right side
    3,049.80x = 4,434,620.27
  5. Step 5: Solve for x
    x = 4,434,620.27/3,049.80
  6. Step 6: Final answer
    x = 1,454.07

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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.