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Finding the Third Proportional to 103,690 and 227,549

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Solution

The third proportional to 103,690 and 227,549 is: 499,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,690 : 227,549 = 227,549 : x
  2. Step 2: Convert to fraction form
    103,690/227,549 = 227,549/x
  3. Step 3: Cross multiply
    103,690x = 227,549 × 227,549
  4. Step 4: Simplify right side
    103,690x = 51,778,547,401
  5. Step 5: Solve for x
    x = 51,778,547,401/103,690
  6. Step 6: Final answer
    x = 499,359.12

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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.