Finding the Fourth Proportional to 227,921.10, 342,464.85 and 202,260.30
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Solution
The fourth proportional to 227,921.10, 342,464.85 and 202,260.30 is: 303,907.99
Step by Step Solution
- Step 1: Write the proportion equation
227,921.10 : 342,464.85 = 202,260.30 : x - Step 2: Convert to fraction form
227,921.10/342,464.85 = 202,260.30/x - Step 3: Cross multiply
227,921.10x = 342,464.85 × 202,260.30 - Step 4: Simplify right side
227,921.10x = 69,267,043,300.46 - Step 5: Solve for x
x = 69,267,043,300.46/227,921.10 - Step 6: Final answer
x = 303,907.99
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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.