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Finding the Third Proportional to 9,550 and 20,760.25

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Solution

The third proportional to 9,550 and 20,760.25 is: 45,129.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,550 : 20,760.25 = 20,760.25 : x
  2. Step 2: Convert to fraction form
    9,550/20,760.25 = 20,760.25/x
  3. Step 3: Cross multiply
    9,550x = 20,760.25 × 20,760.25
  4. Step 4: Simplify right side
    9,550x = 430,987,980.06
  5. Step 5: Solve for x
    x = 430,987,980.06/9,550
  6. Step 6: Final answer
    x = 45,129.63

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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.