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Finding the Third Proportional to 9,951 and 14,725.50

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Solution

The third proportional to 9,951 and 14,725.50 is: 21,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951 : 14,725.50 = 14,725.50 : x
  2. Step 2: Convert to fraction form
    9,951/14,725.50 = 14,725.50/x
  3. Step 3: Cross multiply
    9,951x = 14,725.50 × 14,725.50
  4. Step 4: Simplify right side
    9,951x = 216,840,350.25
  5. Step 5: Solve for x
    x = 216,840,350.25/9,951
  6. Step 6: Final answer
    x = 21,790.81

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.