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Finding the Fourth Proportional to 260.76, 359.82 and 183.16

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Solution

The fourth proportional to 260.76, 359.82 and 183.16 is: 252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.76 : 359.82 = 183.16 : x
  2. Step 2: Convert to fraction form
    260.76/359.82 = 183.16/x
  3. Step 3: Cross multiply
    260.76x = 359.82 × 183.16
  4. Step 4: Simplify right side
    260.76x = 65,904.63
  5. Step 5: Solve for x
    x = 65,904.63/260.76
  6. Step 6: Final answer
    x = 252.74

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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.