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Finding the Third Proportional to 603,816 and 1,279,560

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Solution

The third proportional to 603,816 and 1,279,560 is: 2,711,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,816 : 1,279,560 = 1,279,560 : x
  2. Step 2: Convert to fraction form
    603,816/1,279,560 = 1,279,560/x
  3. Step 3: Cross multiply
    603,816x = 1,279,560 × 1,279,560
  4. Step 4: Simplify right side
    603,816x = 1,637,273,793,600
  5. Step 5: Solve for x
    x = 1,637,273,793,600/603,816
  6. Step 6: Final answer
    x = 2,711,544.23

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.