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Finding the Third Proportional to 62,512 and 134,888

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Solution

The third proportional to 62,512 and 134,888 is: 291,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512 : 134,888 = 134,888 : x
  2. Step 2: Convert to fraction form
    62,512/134,888 = 134,888/x
  3. Step 3: Cross multiply
    62,512x = 134,888 × 134,888
  4. Step 4: Simplify right side
    62,512x = 18,194,772,544
  5. Step 5: Solve for x
    x = 18,194,772,544/62,512
  6. Step 6: Final answer
    x = 291,060.48

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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.