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Finding the Fourth Proportional to 6,049.42, 8,348.20 and 3,397

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Solution

The fourth proportional to 6,049.42, 8,348.20 and 3,397 is: 4,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,049.42 : 8,348.20 = 3,397 : x
  2. Step 2: Convert to fraction form
    6,049.42/8,348.20 = 3,397/x
  3. Step 3: Cross multiply
    6,049.42x = 8,348.20 × 3,397
  4. Step 4: Simplify right side
    6,049.42x = 28,358,835.40
  5. Step 5: Solve for x
    x = 28,358,835.40/6,049.42
  6. Step 6: Final answer
    x = 4,687.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.