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Finding the Fourth Proportional to 174.84, 260.76 and 170.52

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Solution

The fourth proportional to 174.84, 260.76 and 170.52 is: 254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.84 : 260.76 = 170.52 : x
  2. Step 2: Convert to fraction form
    174.84/260.76 = 170.52/x
  3. Step 3: Cross multiply
    174.84x = 260.76 × 170.52
  4. Step 4: Simplify right side
    174.84x = 44,464.80
  5. Step 5: Solve for x
    x = 44,464.80/174.84
  6. Step 6: Final answer
    x = 254.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.