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Finding the Third Proportional to 223,910 and 486,763

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Solution

The third proportional to 223,910 and 486,763 is: 1,058,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,910 : 486,763 = 486,763 : x
  2. Step 2: Convert to fraction form
    223,910/486,763 = 486,763/x
  3. Step 3: Cross multiply
    223,910x = 486,763 × 486,763
  4. Step 4: Simplify right side
    223,910x = 236,938,218,169
  5. Step 5: Solve for x
    x = 236,938,218,169/223,910
  6. Step 6: Final answer
    x = 1,058,185.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.