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Finding the Third Proportional to 173,136 and 259,704

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Solution

The third proportional to 173,136 and 259,704 is: 389,556

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,136 : 259,704 = 259,704 : x
  2. Step 2: Convert to fraction form
    173,136/259,704 = 259,704/x
  3. Step 3: Cross multiply
    173,136x = 259,704 × 259,704
  4. Step 4: Simplify right side
    173,136x = 67,446,167,616
  5. Step 5: Solve for x
    x = 67,446,167,616/173,136
  6. Step 6: Final answer
    x = 389,556

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.