Finding the Fourth Proportional to 364,640.99, 503,232.45 and 201,328.98
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Solution
The fourth proportional to 364,640.99, 503,232.45 and 201,328.98 is: 277,849.39
Step by Step Solution
- Step 1: Write the proportion equation
364,640.99 : 503,232.45 = 201,328.98 : x - Step 2: Convert to fraction form
364,640.99/503,232.45 = 201,328.98/x - Step 3: Cross multiply
364,640.99x = 503,232.45 × 201,328.98 - Step 4: Simplify right side
364,640.99x = 101,315,275,861.40 - Step 5: Solve for x
x = 101,315,275,861.40/364,640.99 - Step 6: Final answer
x = 277,849.39
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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.