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Finding the Third Proportional to 21,502,208 and 46,427,620

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Solution

The third proportional to 21,502,208 and 46,427,620 is: 100,246,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,502,208 : 46,427,620 = 46,427,620 : x
  2. Step 2: Convert to fraction form
    21,502,208/46,427,620 = 46,427,620/x
  3. Step 3: Cross multiply
    21,502,208x = 46,427,620 × 46,427,620
  4. Step 4: Simplify right side
    21,502,208x = 2,155,523,898,864,400
  5. Step 5: Solve for x
    x = 2,155,523,898,864,400/21,502,208
  6. Step 6: Final answer
    x = 100,246,630.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.