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Finding the Third Proportional to 8,622 and 18,823.50

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Solution

The third proportional to 8,622 and 18,823.50 is: 41,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622 : 18,823.50 = 18,823.50 : x
  2. Step 2: Convert to fraction form
    8,622/18,823.50 = 18,823.50/x
  3. Step 3: Cross multiply
    8,622x = 18,823.50 × 18,823.50
  4. Step 4: Simplify right side
    8,622x = 354,324,152.25
  5. Step 5: Solve for x
    x = 354,324,152.25/8,622
  6. Step 6: Final answer
    x = 41,095.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.