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Finding the Third Proportional to 62,378 and 133,342

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Solution

The third proportional to 62,378 and 133,342 is: 285,037.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,378 : 133,342 = 133,342 : x
  2. Step 2: Convert to fraction form
    62,378/133,342 = 133,342/x
  3. Step 3: Cross multiply
    62,378x = 133,342 × 133,342
  4. Step 4: Simplify right side
    62,378x = 17,780,088,964
  5. Step 5: Solve for x
    x = 17,780,088,964/62,378
  6. Step 6: Final answer
    x = 285,037.82

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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.