Finding the Fourth Proportional to 1,861,717.68, 2,792,736.83 and 513,880.52
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Solution
The fourth proportional to 1,861,717.68, 2,792,736.83 and 513,880.52 is: 770,865.02
Step by Step Solution
- Step 1: Write the proportion equation
1,861,717.68 : 2,792,736.83 = 513,880.52 : x - Step 2: Convert to fraction form
1,861,717.68/2,792,736.83 = 513,880.52/x - Step 3: Cross multiply
1,861,717.68x = 2,792,736.83 × 513,880.52 - Step 4: Simplify right side
1,861,717.68x = 1,435,133,037,890.47 - Step 5: Solve for x
x = 1,435,133,037,890.47/1,861,717.68 - Step 6: Final answer
x = 770,865.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.