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Finding the Fourth Proportional to 5,096, 7,644.36 and 4,626.56

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Solution

The fourth proportional to 5,096, 7,644.36 and 4,626.56 is: 6,940.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,096 : 7,644.36 = 4,626.56 : x
  2. Step 2: Convert to fraction form
    5,096/7,644.36 = 4,626.56/x
  3. Step 3: Cross multiply
    5,096x = 7,644.36 × 4,626.56
  4. Step 4: Simplify right side
    5,096x = 35,367,090.20
  5. Step 5: Solve for x
    x = 35,367,090.20/5,096
  6. Step 6: Final answer
    x = 6,940.17

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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.