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Finding the Third Proportional to 1,988,982 and 4,294,894

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Solution

The third proportional to 1,988,982 and 4,294,894 is: 9,274,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,982 : 4,294,894 = 4,294,894 : x
  2. Step 2: Convert to fraction form
    1,988,982/4,294,894 = 4,294,894/x
  3. Step 3: Cross multiply
    1,988,982x = 4,294,894 × 4,294,894
  4. Step 4: Simplify right side
    1,988,982x = 18,446,114,471,236
  5. Step 5: Solve for x
    x = 18,446,114,471,236/1,988,982
  6. Step 6: Final answer
    x = 9,274,148.52

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.