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Finding the Third Proportional to 275,207 and 606,283

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Solution

The third proportional to 275,207 and 606,283 is: 1,335,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,207 : 606,283 = 606,283 : x
  2. Step 2: Convert to fraction form
    275,207/606,283 = 606,283/x
  3. Step 3: Cross multiply
    275,207x = 606,283 × 606,283
  4. Step 4: Simplify right side
    275,207x = 367,579,076,089
  5. Step 5: Solve for x
    x = 367,579,076,089/275,207
  6. Step 6: Final answer
    x = 1,335,645.81

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.