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Finding the Fourth Proportional to 9.68, 14.50 and 5.66

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Solution

The fourth proportional to 9.68, 14.50 and 5.66 is: 8.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.68 : 14.50 = 5.66 : x
  2. Step 2: Convert to fraction form
    9.68/14.50 = 5.66/x
  3. Step 3: Cross multiply
    9.68x = 14.50 × 5.66
  4. Step 4: Simplify right side
    9.68x = 82.07
  5. Step 5: Solve for x
    x = 82.07/9.68
  6. Step 6: Final answer
    x = 8.48

Related Problems

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Double scale
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Similar ratio
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1.5x scale

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.