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Finding the Third Proportional to 4,886,280 and 10,640,016

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Solution

The third proportional to 4,886,280 and 10,640,016 is: 23,168,942.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886,280 : 10,640,016 = 10,640,016 : x
  2. Step 2: Convert to fraction form
    4,886,280/10,640,016 = 10,640,016/x
  3. Step 3: Cross multiply
    4,886,280x = 10,640,016 × 10,640,016
  4. Step 4: Simplify right side
    4,886,280x = 113,209,940,480,256
  5. Step 5: Solve for x
    x = 113,209,940,480,256/4,886,280
  6. Step 6: Final answer
    x = 23,168,942.52

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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.