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Finding the Third Proportional to 229.24 and 348.84

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Solution

The third proportional to 229.24 and 348.84 is: 530.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.24 : 348.84 = 348.84 : x
  2. Step 2: Convert to fraction form
    229.24/348.84 = 348.84/x
  3. Step 3: Cross multiply
    229.24x = 348.84 × 348.84
  4. Step 4: Simplify right side
    229.24x = 121,687.87
  5. Step 5: Solve for x
    x = 121,687.87/229.24
  6. Step 6: Final answer
    x = 530.84

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.