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Finding the Third Proportional to 77,370 and 167,304

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Solution

The third proportional to 77,370 and 167,304 is: 361,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,370 : 167,304 = 167,304 : x
  2. Step 2: Convert to fraction form
    77,370/167,304 = 167,304/x
  3. Step 3: Cross multiply
    77,370x = 167,304 × 167,304
  4. Step 4: Simplify right side
    77,370x = 27,990,628,416
  5. Step 5: Solve for x
    x = 27,990,628,416/77,370
  6. Step 6: Final answer
    x = 361,776.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.