Finding the Fourth Proportional to 5,324,177.07, 7,350,911.57 and 3,149,418.80
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Solution
The fourth proportional to 5,324,177.07, 7,350,911.57 and 3,149,418.80 is: 4,348,296.23
Step by Step Solution
- Step 1: Write the proportion equation
5,324,177.07 : 7,350,911.57 = 3,149,418.80 : x - Step 2: Convert to fraction form
5,324,177.07/7,350,911.57 = 3,149,418.80/x - Step 3: Cross multiply
5,324,177.07x = 7,350,911.57 × 3,149,418.80 - Step 4: Simplify right side
5,324,177.07x = 23,151,099,098,325.70 - Step 5: Solve for x
x = 23,151,099,098,325.70/5,324,177.07 - Step 6: Final answer
x = 4,348,296.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.