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Finding the Third Proportional to 11,907 and 14,154.75

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Solution

The third proportional to 11,907 and 14,154.75 is: 16,826.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907 : 14,154.75 = 14,154.75 : x
  2. Step 2: Convert to fraction form
    11,907/14,154.75 = 14,154.75/x
  3. Step 3: Cross multiply
    11,907x = 14,154.75 × 14,154.75
  4. Step 4: Simplify right side
    11,907x = 200,356,947.56
  5. Step 5: Solve for x
    x = 200,356,947.56/11,907
  6. Step 6: Final answer
    x = 16,826.82

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Why These Related Problems?

These problems maintain the same ratio (1.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.