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Finding the Third Proportional to 9,113 and 19,825

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Solution

The third proportional to 9,113 and 19,825 is: 43,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113 : 19,825 = 19,825 : x
  2. Step 2: Convert to fraction form
    9,113/19,825 = 19,825/x
  3. Step 3: Cross multiply
    9,113x = 19,825 × 19,825
  4. Step 4: Simplify right side
    9,113x = 393,030,625
  5. Step 5: Solve for x
    x = 393,030,625/9,113
  6. Step 6: Final answer
    x = 43,128.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.