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Finding the Third Proportional to 176.55 and 374.47

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Solution

The third proportional to 176.55 and 374.47 is: 794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.55 : 374.47 = 374.47 : x
  2. Step 2: Convert to fraction form
    176.55/374.47 = 374.47/x
  3. Step 3: Cross multiply
    176.55x = 374.47 × 374.47
  4. Step 4: Simplify right side
    176.55x = 140,225.38
  5. Step 5: Solve for x
    x = 140,225.38/176.55
  6. Step 6: Final answer
    x = 794.23

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.