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Finding the Third Proportional to 9,495.56 and 20,778.19

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Solution

The third proportional to 9,495.56 and 20,778.19 is: 45,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495.56 : 20,778.19 = 20,778.19 : x
  2. Step 2: Convert to fraction form
    9,495.56/20,778.19 = 20,778.19/x
  3. Step 3: Cross multiply
    9,495.56x = 20,778.19 × 20,778.19
  4. Step 4: Simplify right side
    9,495.56x = 431,733,075.79
  5. Step 5: Solve for x
    x = 431,733,075.79/9,495.56
  6. Step 6: Final answer
    x = 45,466.82

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.