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Finding the Fourth Proportional to 177.58, 266.46 and 176.32

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Solution

The fourth proportional to 177.58, 266.46 and 176.32 is: 264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.58 : 266.46 = 176.32 : x
  2. Step 2: Convert to fraction form
    177.58/266.46 = 176.32/x
  3. Step 3: Cross multiply
    177.58x = 266.46 × 176.32
  4. Step 4: Simplify right side
    177.58x = 46,982.23
  5. Step 5: Solve for x
    x = 46,982.23/177.58
  6. Step 6: Final answer
    x = 264.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.