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Finding the Third Proportional to 73,928 and 158,224

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Solution

The third proportional to 73,928 and 158,224 is: 338,638.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,928 : 158,224 = 158,224 : x
  2. Step 2: Convert to fraction form
    73,928/158,224 = 158,224/x
  3. Step 3: Cross multiply
    73,928x = 158,224 × 158,224
  4. Step 4: Simplify right side
    73,928x = 25,034,834,176
  5. Step 5: Solve for x
    x = 25,034,834,176/73,928
  6. Step 6: Final answer
    x = 338,638.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.