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Finding the Third Proportional to 18,841.50 and 40,960.13

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Solution

The third proportional to 18,841.50 and 40,960.13 is: 89,044.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.50 : 40,960.13 = 40,960.13 : x
  2. Step 2: Convert to fraction form
    18,841.50/40,960.13 = 40,960.13/x
  3. Step 3: Cross multiply
    18,841.50x = 40,960.13 × 40,960.13
  4. Step 4: Simplify right side
    18,841.50x = 1,677,731,840.02
  5. Step 5: Solve for x
    x = 1,677,731,840.02/18,841.50
  6. Step 6: Final answer
    x = 89,044.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.