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Finding the Fourth Proportional to 2,034.80, 3,052.02 and 994.40

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Solution

The fourth proportional to 2,034.80, 3,052.02 and 994.40 is: 1,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.80 : 3,052.02 = 994.40 : x
  2. Step 2: Convert to fraction form
    2,034.80/3,052.02 = 994.40/x
  3. Step 3: Cross multiply
    2,034.80x = 3,052.02 × 994.40
  4. Step 4: Simplify right side
    2,034.80x = 3,034,928.69
  5. Step 5: Solve for x
    x = 3,034,928.69/2,034.80
  6. Step 6: Final answer
    x = 1,491.51

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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.