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Finding the Fourth Proportional to 4,165, 6,247.50 and 2,432.42

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Solution

The fourth proportional to 4,165, 6,247.50 and 2,432.42 is: 3,648.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165 : 6,247.50 = 2,432.42 : x
  2. Step 2: Convert to fraction form
    4,165/6,247.50 = 2,432.42/x
  3. Step 3: Cross multiply
    4,165x = 6,247.50 × 2,432.42
  4. Step 4: Simplify right side
    4,165x = 15,196,543.95
  5. Step 5: Solve for x
    x = 15,196,543.95/4,165
  6. Step 6: Final answer
    x = 3,648.63

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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.