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Finding the Fourth Proportional to 3,093.59, 4,640.43 and 1,013.81

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Solution

The fourth proportional to 3,093.59, 4,640.43 and 1,013.81 is: 1,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.59 : 4,640.43 = 1,013.81 : x
  2. Step 2: Convert to fraction form
    3,093.59/4,640.43 = 1,013.81/x
  3. Step 3: Cross multiply
    3,093.59x = 4,640.43 × 1,013.81
  4. Step 4: Simplify right side
    3,093.59x = 4,704,514.34
  5. Step 5: Solve for x
    x = 4,704,514.34/3,093.59
  6. Step 6: Final answer
    x = 1,520.73

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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.