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Finding the Third Proportional to 12,454.50 and 26,340

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Solution

The third proportional to 12,454.50 and 26,340 is: 55,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454.50 : 26,340 = 26,340 : x
  2. Step 2: Convert to fraction form
    12,454.50/26,340 = 26,340/x
  3. Step 3: Cross multiply
    12,454.50x = 26,340 × 26,340
  4. Step 4: Simplify right side
    12,454.50x = 693,795,600
  5. Step 5: Solve for x
    x = 693,795,600/12,454.50
  6. Step 6: Final answer
    x = 55,706.42

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.