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Finding the Third Proportional to 162,672 and 259,741

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Solution

The third proportional to 162,672 and 259,741 is: 414,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,672 : 259,741 = 259,741 : x
  2. Step 2: Convert to fraction form
    162,672/259,741 = 259,741/x
  3. Step 3: Cross multiply
    162,672x = 259,741 × 259,741
  4. Step 4: Simplify right side
    162,672x = 67,465,387,081
  5. Step 5: Solve for x
    x = 67,465,387,081/162,672
  6. Step 6: Final answer
    x = 414,732.63

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.