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Finding the Third Proportional to 3,105,440 and 6,786,610

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Solution

The third proportional to 3,105,440 and 6,786,610 is: 14,831,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,440 : 6,786,610 = 6,786,610 : x
  2. Step 2: Convert to fraction form
    3,105,440/6,786,610 = 6,786,610/x
  3. Step 3: Cross multiply
    3,105,440x = 6,786,610 × 6,786,610
  4. Step 4: Simplify right side
    3,105,440x = 46,058,075,292,100
  5. Step 5: Solve for x
    x = 46,058,075,292,100/3,105,440
  6. Step 6: Final answer
    x = 14,831,416.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.