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Finding the Third Proportional to 18,923.63 and 39,062.25

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Solution

The third proportional to 18,923.63 and 39,062.25 is: 80,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.63 : 39,062.25 = 39,062.25 : x
  2. Step 2: Convert to fraction form
    18,923.63/39,062.25 = 39,062.25/x
  3. Step 3: Cross multiply
    18,923.63x = 39,062.25 × 39,062.25
  4. Step 4: Simplify right side
    18,923.63x = 1,525,859,375.06
  5. Step 5: Solve for x
    x = 1,525,859,375.06/18,923.63
  6. Step 6: Final answer
    x = 80,632.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.