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Finding the Third Proportional to 436,600.13 and 662,278.78

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Solution

The third proportional to 436,600.13 and 662,278.78 is: 1,004,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,600.13 : 662,278.78 = 662,278.78 : x
  2. Step 2: Convert to fraction form
    436,600.13/662,278.78 = 662,278.78/x
  3. Step 3: Cross multiply
    436,600.13x = 662,278.78 × 662,278.78
  4. Step 4: Simplify right side
    436,600.13x = 438,613,184,093.99
  5. Step 5: Solve for x
    x = 438,613,184,093.99/436,600.13
  6. Step 6: Final answer
    x = 1,004,610.76

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.