Finding the Fourth Proportional to 204,523.40, 306,785.10 and 195,601.80
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Solution
The fourth proportional to 204,523.40, 306,785.10 and 195,601.80 is: 293,402.70
Step by Step Solution
- Step 1: Write the proportion equation
204,523.40 : 306,785.10 = 195,601.80 : x - Step 2: Convert to fraction form
204,523.40/306,785.10 = 195,601.80/x - Step 3: Cross multiply
204,523.40x = 306,785.10 × 195,601.80 - Step 4: Simplify right side
204,523.40x = 60,007,717,773.18 - Step 5: Solve for x
x = 60,007,717,773.18/204,523.40 - Step 6: Final answer
x = 293,402.70
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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.