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Finding the Fourth Proportional to 4.93, 7.37 and 4.60

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Solution

The fourth proportional to 4.93, 7.37 and 4.60 is: 6.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.93 : 7.37 = 4.60 : x
  2. Step 2: Convert to fraction form
    4.93/7.37 = 4.60/x
  3. Step 3: Cross multiply
    4.93x = 7.37 × 4.60
  4. Step 4: Simplify right side
    4.93x = 33.87
  5. Step 5: Solve for x
    x = 33.87/4.93
  6. Step 6: Final answer
    x = 6.88

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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.