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Finding the Third Proportional to 9,178 and 20,092

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Solution

The third proportional to 9,178 and 20,092 is: 43,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178 : 20,092 = 20,092 : x
  2. Step 2: Convert to fraction form
    9,178/20,092 = 20,092/x
  3. Step 3: Cross multiply
    9,178x = 20,092 × 20,092
  4. Step 4: Simplify right side
    9,178x = 403,688,464
  5. Step 5: Solve for x
    x = 403,688,464/9,178
  6. Step 6: Final answer
    x = 43,984.36

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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.