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Finding the Third Proportional to 4,389,788 and 6,755,878

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Solution

The third proportional to 4,389,788 and 6,755,878 is: 10,397,287.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389,788 : 6,755,878 = 6,755,878 : x
  2. Step 2: Convert to fraction form
    4,389,788/6,755,878 = 6,755,878/x
  3. Step 3: Cross multiply
    4,389,788x = 6,755,878 × 6,755,878
  4. Step 4: Simplify right side
    4,389,788x = 45,641,887,550,884
  5. Step 5: Solve for x
    x = 45,641,887,550,884/4,389,788
  6. Step 6: Final answer
    x = 10,397,287.42

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.