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Finding the Fourth Proportional to 260.96, 359.93 and 177.94

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Solution

The fourth proportional to 260.96, 359.93 and 177.94 is: 245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.96 : 359.93 = 177.94 : x
  2. Step 2: Convert to fraction form
    260.96/359.93 = 177.94/x
  3. Step 3: Cross multiply
    260.96x = 359.93 × 177.94
  4. Step 4: Simplify right side
    260.96x = 64,045.94
  5. Step 5: Solve for x
    x = 64,045.94/260.96
  6. Step 6: Final answer
    x = 245.42

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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.