Finding the Fourth Proportional to 1,149,511.95, 1,586,375.42 and 640,214.33
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Solution
The fourth proportional to 1,149,511.95, 1,586,375.42 and 640,214.33 is: 883,523.02
Step by Step Solution
- Step 1: Write the proportion equation
1,149,511.95 : 1,586,375.42 = 640,214.33 : x - Step 2: Convert to fraction form
1,149,511.95/1,586,375.42 = 640,214.33/x - Step 3: Cross multiply
1,149,511.95x = 1,586,375.42 × 640,214.33 - Step 4: Simplify right side
1,149,511.95x = 1,015,620,265,510.82 - Step 5: Solve for x
x = 1,015,620,265,510.82/1,149,511.95 - Step 6: Final answer
x = 883,523.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.