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Finding the Third Proportional to 483,626 and 751,387

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Solution

The third proportional to 483,626 and 751,387 is: 1,167,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,626 : 751,387 = 751,387 : x
  2. Step 2: Convert to fraction form
    483,626/751,387 = 751,387/x
  3. Step 3: Cross multiply
    483,626x = 751,387 × 751,387
  4. Step 4: Simplify right side
    483,626x = 564,582,423,769
  5. Step 5: Solve for x
    x = 564,582,423,769/483,626
  6. Step 6: Final answer
    x = 1,167,394.69

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.