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Finding the Third Proportional to 5,445.56 and 11,620.13

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Solution

The third proportional to 5,445.56 and 11,620.13 is: 24,795.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.56 : 11,620.13 = 11,620.13 : x
  2. Step 2: Convert to fraction form
    5,445.56/11,620.13 = 11,620.13/x
  3. Step 3: Cross multiply
    5,445.56x = 11,620.13 × 11,620.13
  4. Step 4: Simplify right side
    5,445.56x = 135,027,305.02
  5. Step 5: Solve for x
    x = 135,027,305.02/5,445.56
  6. Step 6: Final answer
    x = 24,795.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.