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Finding the Third Proportional to 273,500 and 574,640

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Solution

The third proportional to 273,500 and 574,640 is: 1,207,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,500 : 574,640 = 574,640 : x
  2. Step 2: Convert to fraction form
    273,500/574,640 = 574,640/x
  3. Step 3: Cross multiply
    273,500x = 574,640 × 574,640
  4. Step 4: Simplify right side
    273,500x = 330,211,129,600
  5. Step 5: Solve for x
    x = 330,211,129,600/273,500
  6. Step 6: Final answer
    x = 1,207,353.31

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.