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Finding the Third Proportional to 86,938 and 184,538

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Solution

The third proportional to 86,938 and 184,538 is: 391,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,938 : 184,538 = 184,538 : x
  2. Step 2: Convert to fraction form
    86,938/184,538 = 184,538/x
  3. Step 3: Cross multiply
    86,938x = 184,538 × 184,538
  4. Step 4: Simplify right side
    86,938x = 34,054,273,444
  5. Step 5: Solve for x
    x = 34,054,273,444/86,938
  6. Step 6: Final answer
    x = 391,707.58

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.