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Finding the Third Proportional to 18,334 and 40,880

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Solution

The third proportional to 18,334 and 40,880 is: 91,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334 : 40,880 = 40,880 : x
  2. Step 2: Convert to fraction form
    18,334/40,880 = 40,880/x
  3. Step 3: Cross multiply
    18,334x = 40,880 × 40,880
  4. Step 4: Simplify right side
    18,334x = 1,671,174,400
  5. Step 5: Solve for x
    x = 1,671,174,400/18,334
  6. Step 6: Final answer
    x = 91,151.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.