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Finding the Third Proportional to 548,717 and 1,197,982

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Solution

The third proportional to 548,717 and 1,197,982 is: 2,615,484.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,717 : 1,197,982 = 1,197,982 : x
  2. Step 2: Convert to fraction form
    548,717/1,197,982 = 1,197,982/x
  3. Step 3: Cross multiply
    548,717x = 1,197,982 × 1,197,982
  4. Step 4: Simplify right side
    548,717x = 1,435,160,872,324
  5. Step 5: Solve for x
    x = 1,435,160,872,324/548,717
  6. Step 6: Final answer
    x = 2,615,484.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.