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Finding the Third Proportional to 3,908,421 and 6,039,801

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Solution

The third proportional to 3,908,421 and 6,039,801 is: 9,333,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,421 : 6,039,801 = 6,039,801 : x
  2. Step 2: Convert to fraction form
    3,908,421/6,039,801 = 6,039,801/x
  3. Step 3: Cross multiply
    3,908,421x = 6,039,801 × 6,039,801
  4. Step 4: Simplify right side
    3,908,421x = 36,479,196,119,601
  5. Step 5: Solve for x
    x = 36,479,196,119,601/3,908,421
  6. Step 6: Final answer
    x = 9,333,486.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.