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Finding the Third Proportional to 3,271,678 and 6,988,699

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Solution

The third proportional to 3,271,678 and 6,988,699 is: 14,928,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,678 : 6,988,699 = 6,988,699 : x
  2. Step 2: Convert to fraction form
    3,271,678/6,988,699 = 6,988,699/x
  3. Step 3: Cross multiply
    3,271,678x = 6,988,699 × 6,988,699
  4. Step 4: Simplify right side
    3,271,678x = 48,841,913,712,601
  5. Step 5: Solve for x
    x = 48,841,913,712,601/3,271,678
  6. Step 6: Final answer
    x = 14,928,704.39

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.