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Finding the Third Proportional to 836,898 and 1,216,467

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Solution

The third proportional to 836,898 and 1,216,467 is: 1,768,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,898 : 1,216,467 = 1,216,467 : x
  2. Step 2: Convert to fraction form
    836,898/1,216,467 = 1,216,467/x
  3. Step 3: Cross multiply
    836,898x = 1,216,467 × 1,216,467
  4. Step 4: Simplify right side
    836,898x = 1,479,791,962,089
  5. Step 5: Solve for x
    x = 1,479,791,962,089/836,898
  6. Step 6: Final answer
    x = 1,768,186.76

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.