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Finding the Fourth Proportional to 552.94, 829.41 and 162.97

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Solution

The fourth proportional to 552.94, 829.41 and 162.97 is: 244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.94 : 829.41 = 162.97 : x
  2. Step 2: Convert to fraction form
    552.94/829.41 = 162.97/x
  3. Step 3: Cross multiply
    552.94x = 829.41 × 162.97
  4. Step 4: Simplify right side
    552.94x = 135,168.95
  5. Step 5: Solve for x
    x = 135,168.95/552.94
  6. Step 6: Final answer
    x = 244.46

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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.