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Finding the Third Proportional to 273,721.78 and 600,728.91

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Solution

The third proportional to 273,721.78 and 600,728.91 is: 1,318,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,721.78 : 600,728.91 = 600,728.91 : x
  2. Step 2: Convert to fraction form
    273,721.78/600,728.91 = 600,728.91/x
  3. Step 3: Cross multiply
    273,721.78x = 600,728.91 × 600,728.91
  4. Step 4: Simplify right side
    273,721.78x = 360,875,218,804.32
  5. Step 5: Solve for x
    x = 360,875,218,804.32/273,721.78
  6. Step 6: Final answer
    x = 1,318,401.54

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.