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Finding the Third Proportional to 268,708 and 585,800

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Solution

The third proportional to 268,708 and 585,800 is: 1,277,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,708 : 585,800 = 585,800 : x
  2. Step 2: Convert to fraction form
    268,708/585,800 = 585,800/x
  3. Step 3: Cross multiply
    268,708x = 585,800 × 585,800
  4. Step 4: Simplify right side
    268,708x = 343,161,640,000
  5. Step 5: Solve for x
    x = 343,161,640,000/268,708
  6. Step 6: Final answer
    x = 1,277,080.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.