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Finding the Third Proportional to 223.50 and 549

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Solution

The third proportional to 223.50 and 549 is: 1,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.50 : 549 = 549 : x
  2. Step 2: Convert to fraction form
    223.50/549 = 549/x
  3. Step 3: Cross multiply
    223.50x = 549 × 549
  4. Step 4: Simplify right side
    223.50x = 301,401
  5. Step 5: Solve for x
    x = 301,401/223.50
  6. Step 6: Final answer
    x = 1,348.55

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Why These Related Problems?

These problems maintain the same ratio (2.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.