Finding the Fourth Proportional to 6,777,314.40, 10,165,906.80 and 1,659,766.80
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Solution
The fourth proportional to 6,777,314.40, 10,165,906.80 and 1,659,766.80 is: 2,489,634.33
Step by Step Solution
- Step 1: Write the proportion equation
6,777,314.40 : 10,165,906.80 = 1,659,766.80 : x - Step 2: Convert to fraction form
6,777,314.40/10,165,906.80 = 1,659,766.80/x - Step 3: Cross multiply
6,777,314.40x = 10,165,906.80 × 1,659,766.80 - Step 4: Simplify right side
6,777,314.40x = 16,873,034,598,534.24 - Step 5: Solve for x
x = 16,873,034,598,534.24/6,777,314.40 - Step 6: Final answer
x = 2,489,634.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.