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Finding the Third Proportional to 3,323,370 and 7,229,940

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Solution

The third proportional to 3,323,370 and 7,229,940 is: 15,728,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323,370 : 7,229,940 = 7,229,940 : x
  2. Step 2: Convert to fraction form
    3,323,370/7,229,940 = 7,229,940/x
  3. Step 3: Cross multiply
    3,323,370x = 7,229,940 × 7,229,940
  4. Step 4: Simplify right side
    3,323,370x = 52,272,032,403,600
  5. Step 5: Solve for x
    x = 52,272,032,403,600/3,323,370
  6. Step 6: Final answer
    x = 15,728,622.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.