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Finding the Third Proportional to 13,738 and 26,381.50

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Solution

The third proportional to 13,738 and 26,381.50 is: 50,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738 : 26,381.50 = 26,381.50 : x
  2. Step 2: Convert to fraction form
    13,738/26,381.50 = 26,381.50/x
  3. Step 3: Cross multiply
    13,738x = 26,381.50 × 26,381.50
  4. Step 4: Simplify right side
    13,738x = 695,983,542.25
  5. Step 5: Solve for x
    x = 695,983,542.25/13,738
  6. Step 6: Final answer
    x = 50,661.20

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.