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Finding the Fourth Proportional to 176.52, 263.20 and 174.39

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Solution

The fourth proportional to 176.52, 263.20 and 174.39 is: 260.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.52 : 263.20 = 174.39 : x
  2. Step 2: Convert to fraction form
    176.52/263.20 = 174.39/x
  3. Step 3: Cross multiply
    176.52x = 263.20 × 174.39
  4. Step 4: Simplify right side
    176.52x = 45,899.45
  5. Step 5: Solve for x
    x = 45,899.45/176.52
  6. Step 6: Final answer
    x = 260.02

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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.