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Finding the Third Proportional to 228.59 and 493.73

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Solution

The third proportional to 228.59 and 493.73 is: 1,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    228.59 : 493.73 = 493.73 : x
  2. Step 2: Convert to fraction form
    228.59/493.73 = 493.73/x
  3. Step 3: Cross multiply
    228.59x = 493.73 × 493.73
  4. Step 4: Simplify right side
    228.59x = 243,773.63
  5. Step 5: Solve for x
    x = 243,773.63/228.59
  6. Step 6: Final answer
    x = 1,066.44

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.