Finding the Fourth Proportional to 2,929,052.40, 4,396,170.60 and 1,729,474.80
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Solution
The fourth proportional to 2,929,052.40, 4,396,170.60 and 1,729,474.80 is: 2,595,742.66
Step by Step Solution
- Step 1: Write the proportion equation
2,929,052.40 : 4,396,170.60 = 1,729,474.80 : x - Step 2: Convert to fraction form
2,929,052.40/4,396,170.60 = 1,729,474.80/x - Step 3: Cross multiply
2,929,052.40x = 4,396,170.60 × 1,729,474.80 - Step 4: Simplify right side
2,929,052.40x = 7,603,066,269,200.88 - Step 5: Solve for x
x = 7,603,066,269,200.88/2,929,052.40 - Step 6: Final answer
x = 2,595,742.66
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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.