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Finding the Third Proportional to 177,702 and 268,669.50

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Solution

The third proportional to 177,702 and 268,669.50 is: 406,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,702 : 268,669.50 = 268,669.50 : x
  2. Step 2: Convert to fraction form
    177,702/268,669.50 = 268,669.50/x
  3. Step 3: Cross multiply
    177,702x = 268,669.50 × 268,669.50
  4. Step 4: Simplify right side
    177,702x = 72,183,300,230.25
  5. Step 5: Solve for x
    x = 72,183,300,230.25/177,702
  6. Step 6: Final answer
    x = 406,204.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.