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Finding the Third Proportional to 162.32 and 347.41

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Solution

The third proportional to 162.32 and 347.41 is: 743.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.32 : 347.41 = 347.41 : x
  2. Step 2: Convert to fraction form
    162.32/347.41 = 347.41/x
  3. Step 3: Cross multiply
    162.32x = 347.41 × 347.41
  4. Step 4: Simplify right side
    162.32x = 120,696.53
  5. Step 5: Solve for x
    x = 120,696.53/162.32
  6. Step 6: Final answer
    x = 743.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.