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Finding the Fourth Proportional to 5.60, 8.44 and 5.27

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Solution

The fourth proportional to 5.60, 8.44 and 5.27 is: 7.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.60 : 8.44 = 5.27 : x
  2. Step 2: Convert to fraction form
    5.60/8.44 = 5.27/x
  3. Step 3: Cross multiply
    5.60x = 8.44 × 5.27
  4. Step 4: Simplify right side
    5.60x = 44.48
  5. Step 5: Solve for x
    x = 44.48/5.60
  6. Step 6: Final answer
    x = 7.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.