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Finding the Third Proportional to 234.06 and 358.19

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Solution

The third proportional to 234.06 and 358.19 is: 548.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.06 : 358.19 = 358.19 : x
  2. Step 2: Convert to fraction form
    234.06/358.19 = 358.19/x
  3. Step 3: Cross multiply
    234.06x = 358.19 × 358.19
  4. Step 4: Simplify right side
    234.06x = 128,298.29
  5. Step 5: Solve for x
    x = 128,298.29/234.06
  6. Step 6: Final answer
    x = 548.14

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.