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Finding the Third Proportional to 399,242 and 600,483

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Solution

The third proportional to 399,242 and 600,483 is: 903,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,242 : 600,483 = 600,483 : x
  2. Step 2: Convert to fraction form
    399,242/600,483 = 600,483/x
  3. Step 3: Cross multiply
    399,242x = 600,483 × 600,483
  4. Step 4: Simplify right side
    399,242x = 360,579,833,289
  5. Step 5: Solve for x
    x = 360,579,833,289/399,242
  6. Step 6: Final answer
    x = 903,161.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.