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Finding the Third Proportional to 77,076 and 167,268

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Solution

The third proportional to 77,076 and 167,268 is: 362,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,076 : 167,268 = 167,268 : x
  2. Step 2: Convert to fraction form
    77,076/167,268 = 167,268/x
  3. Step 3: Cross multiply
    77,076x = 167,268 × 167,268
  4. Step 4: Simplify right side
    77,076x = 27,978,583,824
  5. Step 5: Solve for x
    x = 27,978,583,824/77,076
  6. Step 6: Final answer
    x = 362,999.95

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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.