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Finding the Third Proportional to 18,513.56 and 26,190.84

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Solution

The third proportional to 18,513.56 and 26,190.84 is: 37,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.56 : 26,190.84 = 26,190.84 : x
  2. Step 2: Convert to fraction form
    18,513.56/26,190.84 = 26,190.84/x
  3. Step 3: Cross multiply
    18,513.56x = 26,190.84 × 26,190.84
  4. Step 4: Simplify right side
    18,513.56x = 685,960,296.34
  5. Step 5: Solve for x
    x = 685,960,296.34/18,513.56
  6. Step 6: Final answer
    x = 37,051.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.