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Finding the Third Proportional to 229.75 and 503.88

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Solution

The third proportional to 229.75 and 503.88 is: 1,105.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.75 : 503.88 = 503.88 : x
  2. Step 2: Convert to fraction form
    229.75/503.88 = 503.88/x
  3. Step 3: Cross multiply
    229.75x = 503.88 × 503.88
  4. Step 4: Simplify right side
    229.75x = 253,890.02
  5. Step 5: Solve for x
    x = 253,890.02/229.75
  6. Step 6: Final answer
    x = 1,105.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.