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Finding the Third Proportional to 367,049 and 483,721

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Solution

The third proportional to 367,049 and 483,721 is: 637,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,049 : 483,721 = 483,721 : x
  2. Step 2: Convert to fraction form
    367,049/483,721 = 483,721/x
  3. Step 3: Cross multiply
    367,049x = 483,721 × 483,721
  4. Step 4: Simplify right side
    367,049x = 233,986,005,841
  5. Step 5: Solve for x
    x = 233,986,005,841/367,049
  6. Step 6: Final answer
    x = 637,478.94

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.