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Finding the Third Proportional to 73,858 and 114,581

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Solution

The third proportional to 73,858 and 114,581 is: 177,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,858 : 114,581 = 114,581 : x
  2. Step 2: Convert to fraction form
    73,858/114,581 = 114,581/x
  3. Step 3: Cross multiply
    73,858x = 114,581 × 114,581
  4. Step 4: Simplify right side
    73,858x = 13,128,805,561
  5. Step 5: Solve for x
    x = 13,128,805,561/73,858
  6. Step 6: Final answer
    x = 177,757.39

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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.