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Finding the Fourth Proportional to 360.61, 540.92 and 162.97

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Solution

The fourth proportional to 360.61, 540.92 and 162.97 is: 244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.61 : 540.92 = 162.97 : x
  2. Step 2: Convert to fraction form
    360.61/540.92 = 162.97/x
  3. Step 3: Cross multiply
    360.61x = 540.92 × 162.97
  4. Step 4: Simplify right side
    360.61x = 88,152.79
  5. Step 5: Solve for x
    x = 88,152.79/360.61
  6. Step 6: Final answer
    x = 244.46

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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.