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Finding the Fourth Proportional to 260.48, 359.44 and 176.29

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Solution

The fourth proportional to 260.48, 359.44 and 176.29 is: 243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.48 : 359.44 = 176.29 : x
  2. Step 2: Convert to fraction form
    260.48/359.44 = 176.29/x
  3. Step 3: Cross multiply
    260.48x = 359.44 × 176.29
  4. Step 4: Simplify right side
    260.48x = 63,365.84
  5. Step 5: Solve for x
    x = 63,365.84/260.48
  6. Step 6: Final answer
    x = 243.26

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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.