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Finding the Third Proportional to 465.50 and 503

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Solution

The third proportional to 465.50 and 503 is: 543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.50 : 503 = 503 : x
  2. Step 2: Convert to fraction form
    465.50/503 = 503/x
  3. Step 3: Cross multiply
    465.50x = 503 × 503
  4. Step 4: Simplify right side
    465.50x = 253,009
  5. Step 5: Solve for x
    x = 253,009/465.50
  6. Step 6: Final answer
    x = 543.52

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.