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Finding the Fourth Proportional to 4.00, 5.99 and 1.74

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Solution

The fourth proportional to 4.00, 5.99 and 1.74 is: 2.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.00 : 5.99 = 1.74 : x
  2. Step 2: Convert to fraction form
    4.00/5.99 = 1.74/x
  3. Step 3: Cross multiply
    4.00x = 5.99 × 1.74
  4. Step 4: Simplify right side
    4.00x = 10.44
  5. Step 5: Solve for x
    x = 10.44/4.00
  6. Step 6: Final answer
    x = 2.61

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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.