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Finding the Fourth Proportional to 3,594.33, 5,391.50 and 1,640.73

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Solution

The fourth proportional to 3,594.33, 5,391.50 and 1,640.73 is: 2,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.33 : 5,391.50 = 1,640.73 : x
  2. Step 2: Convert to fraction form
    3,594.33/5,391.50 = 1,640.73/x
  3. Step 3: Cross multiply
    3,594.33x = 5,391.50 × 1,640.73
  4. Step 4: Simplify right side
    3,594.33x = 8,845,995.80
  5. Step 5: Solve for x
    x = 8,845,995.80/3,594.33
  6. Step 6: Final answer
    x = 2,461.10

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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.