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Finding the Third Proportional to 303,631.03 and 437,403.80

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Solution

The third proportional to 303,631.03 and 437,403.80 is: 630,113.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,631.03 : 437,403.80 = 437,403.80 : x
  2. Step 2: Convert to fraction form
    303,631.03/437,403.80 = 437,403.80/x
  3. Step 3: Cross multiply
    303,631.03x = 437,403.80 × 437,403.80
  4. Step 4: Simplify right side
    303,631.03x = 191,322,081,520.67
  5. Step 5: Solve for x
    x = 191,322,081,520.67/303,631.03
  6. Step 6: Final answer
    x = 630,113.73

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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.