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Finding the Fourth Proportional to 5,049, 7,575.03 and 2,585.57

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Solution

The fourth proportional to 5,049, 7,575.03 and 2,585.57 is: 3,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049 : 7,575.03 = 2,585.57 : x
  2. Step 2: Convert to fraction form
    5,049/7,575.03 = 2,585.57/x
  3. Step 3: Cross multiply
    5,049x = 7,575.03 × 2,585.57
  4. Step 4: Simplify right side
    5,049x = 19,585,732.44
  5. Step 5: Solve for x
    x = 19,585,732.44/5,049
  6. Step 6: Final answer
    x = 3,879.13

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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.