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Finding the Third Proportional to 18,581.91 and 26,488.90

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Solution

The third proportional to 18,581.91 and 26,488.90 is: 37,760.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581.91 : 26,488.90 = 26,488.90 : x
  2. Step 2: Convert to fraction form
    18,581.91/26,488.90 = 26,488.90/x
  3. Step 3: Cross multiply
    18,581.91x = 26,488.90 × 26,488.90
  4. Step 4: Simplify right side
    18,581.91x = 701,661,740.43
  5. Step 5: Solve for x
    x = 701,661,740.43/18,581.91
  6. Step 6: Final answer
    x = 37,760.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.