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Finding the Third Proportional to 229.08 and 503.72

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Solution

The third proportional to 229.08 and 503.72 is: 1,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.08 : 503.72 = 503.72 : x
  2. Step 2: Convert to fraction form
    229.08/503.72 = 503.72/x
  3. Step 3: Cross multiply
    229.08x = 503.72 × 503.72
  4. Step 4: Simplify right side
    229.08x = 253,732.58
  5. Step 5: Solve for x
    x = 253,732.58/229.08
  6. Step 6: Final answer
    x = 1,107.62

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.