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Finding the Third Proportional to 15,450.75 and 25,223.91

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Solution

The third proportional to 15,450.75 and 25,223.91 is: 41,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450.75 : 25,223.91 = 25,223.91 : x
  2. Step 2: Convert to fraction form
    15,450.75/25,223.91 = 25,223.91/x
  3. Step 3: Cross multiply
    15,450.75x = 25,223.91 × 25,223.91
  4. Step 4: Simplify right side
    15,450.75x = 636,245,446.51
  5. Step 5: Solve for x
    x = 636,245,446.51/15,450.75
  6. Step 6: Final answer
    x = 41,178.94

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.