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Finding the Fourth Proportional to 175.91, 265.77 and 174.23

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Solution

The fourth proportional to 175.91, 265.77 and 174.23 is: 263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.91 : 265.77 = 174.23 : x
  2. Step 2: Convert to fraction form
    175.91/265.77 = 174.23/x
  3. Step 3: Cross multiply
    175.91x = 265.77 × 174.23
  4. Step 4: Simplify right side
    175.91x = 46,303.78
  5. Step 5: Solve for x
    x = 46,303.78/175.91
  6. Step 6: Final answer
    x = 263.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.