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Finding the Third Proportional to 373,888.13 and 815,451.75

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Solution

The third proportional to 373,888.13 and 815,451.75 is: 1,778,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,888.13 : 815,451.75 = 815,451.75 : x
  2. Step 2: Convert to fraction form
    373,888.13/815,451.75 = 815,451.75/x
  3. Step 3: Cross multiply
    373,888.13x = 815,451.75 × 815,451.75
  4. Step 4: Simplify right side
    373,888.13x = 664,961,556,578.06
  5. Step 5: Solve for x
    x = 664,961,556,578.06/373,888.13
  6. Step 6: Final answer
    x = 1,778,504.08

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