Finding the Fourth Proportional to 5,436,951.50, 7,504,134.71 and 3,448,801.14
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Solution
The fourth proportional to 5,436,951.50, 7,504,134.71 and 3,448,801.14 is: 4,760,069.75
Step by Step Solution
- Step 1: Write the proportion equation
5,436,951.50 : 7,504,134.71 = 3,448,801.14 : x - Step 2: Convert to fraction form
5,436,951.50/7,504,134.71 = 3,448,801.14/x - Step 3: Cross multiply
5,436,951.50x = 7,504,134.71 × 3,448,801.14 - Step 4: Simplify right side
5,436,951.50x = 25,880,268,325,317.57 - Step 5: Solve for x
x = 25,880,268,325,317.57/5,436,951.50 - Step 6: Final answer
x = 4,760,069.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.