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Finding the Fourth Proportional to 525.48, 788.22 and 160.27

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Solution

The fourth proportional to 525.48, 788.22 and 160.27 is: 240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.48 : 788.22 = 160.27 : x
  2. Step 2: Convert to fraction form
    525.48/788.22 = 160.27/x
  3. Step 3: Cross multiply
    525.48x = 788.22 × 160.27
  4. Step 4: Simplify right side
    525.48x = 126,328.02
  5. Step 5: Solve for x
    x = 126,328.02/525.48
  6. Step 6: Final answer
    x = 240.41

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Similar ratio
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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.