Finding the Fourth Proportional to 6,972,419.70, 10,458,629.55 and 2,483,075.70
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Solution
The fourth proportional to 6,972,419.70, 10,458,629.55 and 2,483,075.70 is: 3,724,613.55
Step by Step Solution
- Step 1: Write the proportion equation
6,972,419.70 : 10,458,629.55 = 2,483,075.70 : x - Step 2: Convert to fraction form
6,972,419.70/10,458,629.55 = 2,483,075.70/x - Step 3: Cross multiply
6,972,419.70x = 10,458,629.55 × 2,483,075.70 - Step 4: Simplify right side
6,972,419.70x = 25,969,568,890,906.94 - Step 5: Solve for x
x = 25,969,568,890,906.94/6,972,419.70 - Step 6: Final answer
x = 3,724,613.55
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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.