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Finding the Third Proportional to 19,136.25 and 22,234.50

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Solution

The third proportional to 19,136.25 and 22,234.50 is: 25,834.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.25 : 22,234.50 = 22,234.50 : x
  2. Step 2: Convert to fraction form
    19,136.25/22,234.50 = 22,234.50/x
  3. Step 3: Cross multiply
    19,136.25x = 22,234.50 × 22,234.50
  4. Step 4: Simplify right side
    19,136.25x = 494,372,990.25
  5. Step 5: Solve for x
    x = 494,372,990.25/19,136.25
  6. Step 6: Final answer
    x = 25,834.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.