Finding the Fourth Proportional to 362,157.16, 543,768.97 and 202,545.80
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Solution
The fourth proportional to 362,157.16, 543,768.97 and 202,545.80 is: 304,116.92
Step by Step Solution
- Step 1: Write the proportion equation
362,157.16 : 543,768.97 = 202,545.80 : x - Step 2: Convert to fraction form
362,157.16/543,768.97 = 202,545.80/x - Step 3: Cross multiply
362,157.16x = 543,768.97 × 202,545.80 - Step 4: Simplify right side
362,157.16x = 110,138,121,043.83 - Step 5: Solve for x
x = 110,138,121,043.83/362,157.16 - Step 6: Final answer
x = 304,116.92
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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.