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Finding the Third Proportional to 305,334 and 449,118.75

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Solution

The third proportional to 305,334 and 449,118.75 is: 660,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,334 : 449,118.75 = 449,118.75 : x
  2. Step 2: Convert to fraction form
    305,334/449,118.75 = 449,118.75/x
  3. Step 3: Cross multiply
    305,334x = 449,118.75 × 449,118.75
  4. Step 4: Simplify right side
    305,334x = 201,707,651,601.56
  5. Step 5: Solve for x
    x = 201,707,651,601.56/305,334
  6. Step 6: Final answer
    x = 660,613.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.