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Finding the Third Proportional to 21,266,649 and 46,650,690

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Solution

The third proportional to 21,266,649 and 46,650,690 is: 102,333,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,266,649 : 46,650,690 = 46,650,690 : x
  2. Step 2: Convert to fraction form
    21,266,649/46,650,690 = 46,650,690/x
  3. Step 3: Cross multiply
    21,266,649x = 46,650,690 × 46,650,690
  4. Step 4: Simplify right side
    21,266,649x = 2,176,286,877,476,100
  5. Step 5: Solve for x
    x = 2,176,286,877,476,100/21,266,649
  6. Step 6: Final answer
    x = 102,333,323.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.