Finding the Fourth Proportional to 5,292,906.61, 7,936,163.41 and 2,374,465.07
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Solution
The fourth proportional to 5,292,906.61, 7,936,163.41 and 2,374,465.07 is: 3,560,263.61
Step by Step Solution
- Step 1: Write the proportion equation
5,292,906.61 : 7,936,163.41 = 2,374,465.07 : x - Step 2: Convert to fraction form
5,292,906.61/7,936,163.41 = 2,374,465.07/x - Step 3: Cross multiply
5,292,906.61x = 7,936,163.41 × 2,374,465.07 - Step 4: Simplify right side
5,292,906.61x = 18,844,142,806,857.09 - Step 5: Solve for x
x = 18,844,142,806,857.09/5,292,906.61 - Step 6: Final answer
x = 3,560,263.61
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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.