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Finding the Third Proportional to 74,194 and 115,035

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Solution

The third proportional to 74,194 and 115,035 is: 178,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,194 : 115,035 = 115,035 : x
  2. Step 2: Convert to fraction form
    74,194/115,035 = 115,035/x
  3. Step 3: Cross multiply
    74,194x = 115,035 × 115,035
  4. Step 4: Simplify right side
    74,194x = 13,233,051,225
  5. Step 5: Solve for x
    x = 13,233,051,225/74,194
  6. Step 6: Final answer
    x = 178,357.43

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.