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Finding the Fourth Proportional to 2,042.68, 3,064.02 and 581.83

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Solution

The fourth proportional to 2,042.68, 3,064.02 and 581.83 is: 872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.68 : 3,064.02 = 581.83 : x
  2. Step 2: Convert to fraction form
    2,042.68/3,064.02 = 581.83/x
  3. Step 3: Cross multiply
    2,042.68x = 3,064.02 × 581.83
  4. Step 4: Simplify right side
    2,042.68x = 1,782,731.10
  5. Step 5: Solve for x
    x = 1,782,731.10/2,042.68
  6. Step 6: Final answer
    x = 872.74

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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.