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Finding the Third Proportional to 436,407.75 and 673,008.75

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Solution

The third proportional to 436,407.75 and 673,008.75 is: 1,037,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,407.75 : 673,008.75 = 673,008.75 : x
  2. Step 2: Convert to fraction form
    436,407.75/673,008.75 = 673,008.75/x
  3. Step 3: Cross multiply
    436,407.75x = 673,008.75 × 673,008.75
  4. Step 4: Simplify right side
    436,407.75x = 452,940,777,576.56
  5. Step 5: Solve for x
    x = 452,940,777,576.56/436,407.75
  6. Step 6: Final answer
    x = 1,037,884.36

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.