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Finding the Third Proportional to 3,219,520 and 6,703,040

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Solution

The third proportional to 3,219,520 and 6,703,040 is: 13,955,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,520 : 6,703,040 = 6,703,040 : x
  2. Step 2: Convert to fraction form
    3,219,520/6,703,040 = 6,703,040/x
  3. Step 3: Cross multiply
    3,219,520x = 6,703,040 × 6,703,040
  4. Step 4: Simplify right side
    3,219,520x = 44,930,745,241,600
  5. Step 5: Solve for x
    x = 44,930,745,241,600/3,219,520
  6. Step 6: Final answer
    x = 13,955,727.95

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.