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Finding the Third Proportional to 77,355 and 167,373

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Solution

The third proportional to 77,355 and 167,373 is: 362,144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,355 : 167,373 = 167,373 : x
  2. Step 2: Convert to fraction form
    77,355/167,373 = 167,373/x
  3. Step 3: Cross multiply
    77,355x = 167,373 × 167,373
  4. Step 4: Simplify right side
    77,355x = 28,013,721,129
  5. Step 5: Solve for x
    x = 28,013,721,129/77,355
  6. Step 6: Final answer
    x = 362,144.93

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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.