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Finding the Third Proportional to 227,817 and 499,512

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Solution

The third proportional to 227,817 and 499,512 is: 1,095,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,817 : 499,512 = 499,512 : x
  2. Step 2: Convert to fraction form
    227,817/499,512 = 499,512/x
  3. Step 3: Cross multiply
    227,817x = 499,512 × 499,512
  4. Step 4: Simplify right side
    227,817x = 249,512,238,144
  5. Step 5: Solve for x
    x = 249,512,238,144/227,817
  6. Step 6: Final answer
    x = 1,095,230.99

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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.