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Finding the Third Proportional to 167,520 and 259,057

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Solution

The third proportional to 167,520 and 259,057 is: 400,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,520 : 259,057 = 259,057 : x
  2. Step 2: Convert to fraction form
    167,520/259,057 = 259,057/x
  3. Step 3: Cross multiply
    167,520x = 259,057 × 259,057
  4. Step 4: Simplify right side
    167,520x = 67,110,529,249
  5. Step 5: Solve for x
    x = 67,110,529,249/167,520
  6. Step 6: Final answer
    x = 400,612.04

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.