Finding the Fourth Proportional to 225,734.10, 338,601.15 and 201,239.70
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Solution
The fourth proportional to 225,734.10, 338,601.15 and 201,239.70 is: 301,859.55
Step by Step Solution
- Step 1: Write the proportion equation
225,734.10 : 338,601.15 = 201,239.70 : x - Step 2: Convert to fraction form
225,734.10/338,601.15 = 201,239.70/x - Step 3: Cross multiply
225,734.10x = 338,601.15 × 201,239.70 - Step 4: Simplify right side
225,734.10x = 68,139,993,845.66 - Step 5: Solve for x
x = 68,139,993,845.66/225,734.10 - Step 6: Final answer
x = 301,859.55
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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.