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Finding the Third Proportional to 22,718 and 35,391

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Solution

The third proportional to 22,718 and 35,391 is: 55,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,718 : 35,391 = 35,391 : x
  2. Step 2: Convert to fraction form
    22,718/35,391 = 35,391/x
  3. Step 3: Cross multiply
    22,718x = 35,391 × 35,391
  4. Step 4: Simplify right side
    22,718x = 1,252,522,881
  5. Step 5: Solve for x
    x = 1,252,522,881/22,718
  6. Step 6: Final answer
    x = 55,133.50

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.