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Finding the Third Proportional to 4,305,711 and 6,666,939

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Solution

The third proportional to 4,305,711 and 6,666,939 is: 10,323,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305,711 : 6,666,939 = 6,666,939 : x
  2. Step 2: Convert to fraction form
    4,305,711/6,666,939 = 6,666,939/x
  3. Step 3: Cross multiply
    4,305,711x = 6,666,939 × 6,666,939
  4. Step 4: Simplify right side
    4,305,711x = 44,448,075,629,721
  5. Step 5: Solve for x
    x = 44,448,075,629,721/4,305,711
  6. Step 6: Final answer
    x = 10,323,051.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.