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Finding the Third Proportional to 168.32 and 357.01

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Solution

The third proportional to 168.32 and 357.01 is: 757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.32 : 357.01 = 357.01 : x
  2. Step 2: Convert to fraction form
    168.32/357.01 = 357.01/x
  3. Step 3: Cross multiply
    168.32x = 357.01 × 357.01
  4. Step 4: Simplify right side
    168.32x = 127,457.37
  5. Step 5: Solve for x
    x = 127,457.37/168.32
  6. Step 6: Final answer
    x = 757.25

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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.