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Finding the Third Proportional to 9,292 and 19,856

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Solution

The third proportional to 9,292 and 19,856 is: 42,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292 : 19,856 = 19,856 : x
  2. Step 2: Convert to fraction form
    9,292/19,856 = 19,856/x
  3. Step 3: Cross multiply
    9,292x = 19,856 × 19,856
  4. Step 4: Simplify right side
    9,292x = 394,260,736
  5. Step 5: Solve for x
    x = 394,260,736/9,292
  6. Step 6: Final answer
    x = 42,430.13

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.