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Finding the Third Proportional to 8,317 and 18,480.50

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Solution

The third proportional to 8,317 and 18,480.50 is: 41,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317 : 18,480.50 = 18,480.50 : x
  2. Step 2: Convert to fraction form
    8,317/18,480.50 = 18,480.50/x
  3. Step 3: Cross multiply
    8,317x = 18,480.50 × 18,480.50
  4. Step 4: Simplify right side
    8,317x = 341,528,880.25
  5. Step 5: Solve for x
    x = 341,528,880.25/8,317
  6. Step 6: Final answer
    x = 41,063.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.