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Finding the Fourth Proportional to 2,510.39, 3,765.90 and 1,049.19

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Solution

The fourth proportional to 2,510.39, 3,765.90 and 1,049.19 is: 1,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.39 : 3,765.90 = 1,049.19 : x
  2. Step 2: Convert to fraction form
    2,510.39/3,765.90 = 1,049.19/x
  3. Step 3: Cross multiply
    2,510.39x = 3,765.90 × 1,049.19
  4. Step 4: Simplify right side
    2,510.39x = 3,951,144.62
  5. Step 5: Solve for x
    x = 3,951,144.62/2,510.39
  6. Step 6: Final answer
    x = 1,573.92

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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.