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Finding the Third Proportional to 77,224 and 167,732

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Solution

The third proportional to 77,224 and 167,732 is: 364,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,224 : 167,732 = 167,732 : x
  2. Step 2: Convert to fraction form
    77,224/167,732 = 167,732/x
  3. Step 3: Cross multiply
    77,224x = 167,732 × 167,732
  4. Step 4: Simplify right side
    77,224x = 28,134,023,824
  5. Step 5: Solve for x
    x = 28,134,023,824/77,224
  6. Step 6: Final answer
    x = 364,317.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.