Finding the Fourth Proportional to 5,552,330.60, 7,662,163.74 and 3,104,913.62
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Solution
The fourth proportional to 5,552,330.60, 7,662,163.74 and 3,104,913.62 is: 4,284,751.44
Step by Step Solution
- Step 1: Write the proportion equation
5,552,330.60 : 7,662,163.74 = 3,104,913.62 : x - Step 2: Convert to fraction form
5,552,330.60/7,662,163.74 = 3,104,913.62/x - Step 3: Cross multiply
5,552,330.60x = 7,662,163.74 × 3,104,913.62 - Step 4: Simplify right side
5,552,330.60x = 23,790,356,554,996.14 - Step 5: Solve for x
x = 23,790,356,554,996.14/5,552,330.60 - Step 6: Final answer
x = 4,284,751.44
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1.5x scale
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.