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Finding the Third Proportional to 21,334 and 49,842

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Solution

The third proportional to 21,334 and 49,842 is: 116,444.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334 : 49,842 = 49,842 : x
  2. Step 2: Convert to fraction form
    21,334/49,842 = 49,842/x
  3. Step 3: Cross multiply
    21,334x = 49,842 × 49,842
  4. Step 4: Simplify right side
    21,334x = 2,484,224,964
  5. Step 5: Solve for x
    x = 2,484,224,964/21,334
  6. Step 6: Final answer
    x = 116,444.41

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.