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Finding the Fourth Proportional to 6.79, 9.37 and 4.37

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Solution

The fourth proportional to 6.79, 9.37 and 4.37 is: 6.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.79 : 9.37 = 4.37 : x
  2. Step 2: Convert to fraction form
    6.79/9.37 = 4.37/x
  3. Step 3: Cross multiply
    6.79x = 9.37 × 4.37
  4. Step 4: Simplify right side
    6.79x = 40.89
  5. Step 5: Solve for x
    x = 40.89/6.79
  6. Step 6: Final answer
    x = 6.02

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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.