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Finding the Third Proportional to 229.88 and 493.88

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Solution

The third proportional to 229.88 and 493.88 is: 1,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.88 : 493.88 = 493.88 : x
  2. Step 2: Convert to fraction form
    229.88/493.88 = 493.88/x
  3. Step 3: Cross multiply
    229.88x = 493.88 × 493.88
  4. Step 4: Simplify right side
    229.88x = 243,912.52
  5. Step 5: Solve for x
    x = 243,912.52/229.88
  6. Step 6: Final answer
    x = 1,061.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.