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Finding the Third Proportional to 2,874,321 and 6,258,942

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Solution

The third proportional to 2,874,321 and 6,258,942 is: 13,629,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,321 : 6,258,942 = 6,258,942 : x
  2. Step 2: Convert to fraction form
    2,874,321/6,258,942 = 6,258,942/x
  3. Step 3: Cross multiply
    2,874,321x = 6,258,942 × 6,258,942
  4. Step 4: Simplify right side
    2,874,321x = 39,174,354,959,364
  5. Step 5: Solve for x
    x = 39,174,354,959,364/2,874,321
  6. Step 6: Final answer
    x = 13,629,081.43

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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.