Finding the Fourth Proportional to 5,528,982.75, 8,297,211.05 and 1,934,781.49
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Solution
The fourth proportional to 5,528,982.75, 8,297,211.05 and 1,934,781.49 is: 2,903,479.91
Step by Step Solution
- Step 1: Write the proportion equation
5,528,982.75 : 8,297,211.05 = 1,934,781.49 : x - Step 2: Convert to fraction form
5,528,982.75/8,297,211.05 = 1,934,781.49/x - Step 3: Cross multiply
5,528,982.75x = 8,297,211.05 × 1,934,781.49 - Step 4: Simplify right side
5,528,982.75x = 16,053,290,358,163.46 - Step 5: Solve for x
x = 16,053,290,358,163.46/5,528,982.75 - Step 6: Final answer
x = 2,903,479.91
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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.