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Finding the Fourth Proportional to 5,149.26, 7,702.11 and 4,348.62

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Solution

The fourth proportional to 5,149.26, 7,702.11 and 4,348.62 is: 6,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.26 : 7,702.11 = 4,348.62 : x
  2. Step 2: Convert to fraction form
    5,149.26/7,702.11 = 4,348.62/x
  3. Step 3: Cross multiply
    5,149.26x = 7,702.11 × 4,348.62
  4. Step 4: Simplify right side
    5,149.26x = 33,493,549.59
  5. Step 5: Solve for x
    x = 33,493,549.59/5,149.26
  6. Step 6: Final answer
    x = 6,504.54

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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.