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Finding the Third Proportional to 5,223,756 and 10,976,280

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Solution

The third proportional to 5,223,756 and 10,976,280 is: 23,063,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223,756 : 10,976,280 = 10,976,280 : x
  2. Step 2: Convert to fraction form
    5,223,756/10,976,280 = 10,976,280/x
  3. Step 3: Cross multiply
    5,223,756x = 10,976,280 × 10,976,280
  4. Step 4: Simplify right side
    5,223,756x = 120,478,722,638,400
  5. Step 5: Solve for x
    x = 120,478,722,638,400/5,223,756
  6. Step 6: Final answer
    x = 23,063,619.86

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.