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Finding the Fourth Proportional to 177.24, 264.27 and 174

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Solution

The fourth proportional to 177.24, 264.27 and 174 is: 259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.24 : 264.27 = 174 : x
  2. Step 2: Convert to fraction form
    177.24/264.27 = 174/x
  3. Step 3: Cross multiply
    177.24x = 264.27 × 174
  4. Step 4: Simplify right side
    177.24x = 45,982.98
  5. Step 5: Solve for x
    x = 45,982.98/177.24
  6. Step 6: Final answer
    x = 259.44

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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.