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Finding the Third Proportional to 3,091,040 and 6,639,136

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Solution

The third proportional to 3,091,040 and 6,639,136 is: 14,259,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,040 : 6,639,136 = 6,639,136 : x
  2. Step 2: Convert to fraction form
    3,091,040/6,639,136 = 6,639,136/x
  3. Step 3: Cross multiply
    3,091,040x = 6,639,136 × 6,639,136
  4. Step 4: Simplify right side
    3,091,040x = 44,078,126,826,496
  5. Step 5: Solve for x
    x = 44,078,126,826,496/3,091,040
  6. Step 6: Final answer
    x = 14,259,966.49

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.