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Finding the Third Proportional to 20,374,628 and 30,824,418

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Solution

The third proportional to 20,374,628 and 30,824,418 is: 46,633,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,374,628 : 30,824,418 = 30,824,418 : x
  2. Step 2: Convert to fraction form
    20,374,628/30,824,418 = 30,824,418/x
  3. Step 3: Cross multiply
    20,374,628x = 30,824,418 × 30,824,418
  4. Step 4: Simplify right side
    20,374,628x = 950,144,745,038,724
  5. Step 5: Solve for x
    x = 950,144,745,038,724/20,374,628
  6. Step 6: Final answer
    x = 46,633,722.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.