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Finding the Third Proportional to 21,603,834 and 46,916,730

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Solution

The third proportional to 21,603,834 and 46,916,730 is: 101,888,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,603,834 : 46,916,730 = 46,916,730 : x
  2. Step 2: Convert to fraction form
    21,603,834/46,916,730 = 46,916,730/x
  3. Step 3: Cross multiply
    21,603,834x = 46,916,730 × 46,916,730
  4. Step 4: Simplify right side
    21,603,834x = 2,201,179,553,892,900
  5. Step 5: Solve for x
    x = 2,201,179,553,892,900/21,603,834
  6. Step 6: Final answer
    x = 101,888,375.64

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.