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Finding the Third Proportional to 901,228 and 1,391,583

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Solution

The third proportional to 901,228 and 1,391,583 is: 2,148,738.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,228 : 1,391,583 = 1,391,583 : x
  2. Step 2: Convert to fraction form
    901,228/1,391,583 = 1,391,583/x
  3. Step 3: Cross multiply
    901,228x = 1,391,583 × 1,391,583
  4. Step 4: Simplify right side
    901,228x = 1,936,503,245,889
  5. Step 5: Solve for x
    x = 1,936,503,245,889/901,228
  6. Step 6: Final answer
    x = 2,148,738.44

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.