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Finding the Fourth Proportional to 260.52, 359.32 and 162.33

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Solution

The fourth proportional to 260.52, 359.32 and 162.33 is: 223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.52 : 359.32 = 162.33 : x
  2. Step 2: Convert to fraction form
    260.52/359.32 = 162.33/x
  3. Step 3: Cross multiply
    260.52x = 359.32 × 162.33
  4. Step 4: Simplify right side
    260.52x = 58,328.42
  5. Step 5: Solve for x
    x = 58,328.42/260.52
  6. Step 6: Final answer
    x = 223.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.