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Finding the Third Proportional to 8,890,789 and 19,106,954

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Solution

The third proportional to 8,890,789 and 19,106,954 is: 41,062,237.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890,789 : 19,106,954 = 19,106,954 : x
  2. Step 2: Convert to fraction form
    8,890,789/19,106,954 = 19,106,954/x
  3. Step 3: Cross multiply
    8,890,789x = 19,106,954 × 19,106,954
  4. Step 4: Simplify right side
    8,890,789x = 365,075,691,158,116
  5. Step 5: Solve for x
    x = 365,075,691,158,116/8,890,789
  6. Step 6: Final answer
    x = 41,062,237.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.