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Finding the Third Proportional to 478,113.50 and 1,040,343

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Solution

The third proportional to 478,113.50 and 1,040,343 is: 2,263,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,113.50 : 1,040,343 = 1,040,343 : x
  2. Step 2: Convert to fraction form
    478,113.50/1,040,343 = 1,040,343/x
  3. Step 3: Cross multiply
    478,113.50x = 1,040,343 × 1,040,343
  4. Step 4: Simplify right side
    478,113.50x = 1,082,313,557,649
  5. Step 5: Solve for x
    x = 1,082,313,557,649/478,113.50
  6. Step 6: Final answer
    x = 2,263,716.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.