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Finding the Third Proportional to 11,212.75 and 26,431.50

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Solution

The third proportional to 11,212.75 and 26,431.50 is: 62,306.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.75 : 26,431.50 = 26,431.50 : x
  2. Step 2: Convert to fraction form
    11,212.75/26,431.50 = 26,431.50/x
  3. Step 3: Cross multiply
    11,212.75x = 26,431.50 × 26,431.50
  4. Step 4: Simplify right side
    11,212.75x = 698,624,192.25
  5. Step 5: Solve for x
    x = 698,624,192.25/11,212.75
  6. Step 6: Final answer
    x = 62,306.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.