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Finding the Third Proportional to 226,370 and 306,339

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Solution

The third proportional to 226,370 and 306,339 is: 414,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,370 : 306,339 = 306,339 : x
  2. Step 2: Convert to fraction form
    226,370/306,339 = 306,339/x
  3. Step 3: Cross multiply
    226,370x = 306,339 × 306,339
  4. Step 4: Simplify right side
    226,370x = 93,843,582,921
  5. Step 5: Solve for x
    x = 93,843,582,921/226,370
  6. Step 6: Final answer
    x = 414,558.39

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.