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Finding the Third Proportional to 3,466,220 and 7,480,484

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Solution

The third proportional to 3,466,220 and 7,480,484 is: 16,143,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,220 : 7,480,484 = 7,480,484 : x
  2. Step 2: Convert to fraction form
    3,466,220/7,480,484 = 7,480,484/x
  3. Step 3: Cross multiply
    3,466,220x = 7,480,484 × 7,480,484
  4. Step 4: Simplify right side
    3,466,220x = 55,957,640,874,256
  5. Step 5: Solve for x
    x = 55,957,640,874,256/3,466,220
  6. Step 6: Final answer
    x = 16,143,707.23

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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.