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Finding the Third Proportional to 22,284 and 48,690

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Solution

The third proportional to 22,284 and 48,690 is: 106,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284 : 48,690 = 48,690 : x
  2. Step 2: Convert to fraction form
    22,284/48,690 = 48,690/x
  3. Step 3: Cross multiply
    22,284x = 48,690 × 48,690
  4. Step 4: Simplify right side
    22,284x = 2,370,716,100
  5. Step 5: Solve for x
    x = 2,370,716,100/22,284
  6. Step 6: Final answer
    x = 106,386.47

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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.