Finding the Fourth Proportional to 1,910,431.68, 2,865,543.84 and 580,632
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Solution
The fourth proportional to 1,910,431.68, 2,865,543.84 and 580,632 is: 870,916.49
Step by Step Solution
- Step 1: Write the proportion equation
1,910,431.68 : 2,865,543.84 = 580,632 : x - Step 2: Convert to fraction form
1,910,431.68/2,865,543.84 = 580,632/x - Step 3: Cross multiply
1,910,431.68x = 2,865,543.84 × 580,632 - Step 4: Simplify right side
1,910,431.68x = 1,663,826,450,906.88 - Step 5: Solve for x
x = 1,663,826,450,906.88/1,910,431.68 - Step 6: Final answer
x = 870,916.49
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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.