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Finding the Third Proportional to 303,508 and 437,184

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Solution

The third proportional to 303,508 and 437,184 is: 629,735.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,508 : 437,184 = 437,184 : x
  2. Step 2: Convert to fraction form
    303,508/437,184 = 437,184/x
  3. Step 3: Cross multiply
    303,508x = 437,184 × 437,184
  4. Step 4: Simplify right side
    303,508x = 191,129,849,856
  5. Step 5: Solve for x
    x = 191,129,849,856/303,508
  6. Step 6: Final answer
    x = 629,735.79

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.