Finding the Fourth Proportional to 5,295,543.48, 7,284,918.02 and 4,639,213.96
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Solution
The fourth proportional to 5,295,543.48, 7,284,918.02 and 4,639,213.96 is: 6,382,025.47
Step by Step Solution
- Step 1: Write the proportion equation
5,295,543.48 : 7,284,918.02 = 4,639,213.96 : x - Step 2: Convert to fraction form
5,295,543.48/7,284,918.02 = 4,639,213.96/x - Step 3: Cross multiply
5,295,543.48x = 7,284,918.02 × 4,639,213.96 - Step 4: Simplify right side
5,295,543.48x = 33,796,293,375,839.56 - Step 5: Solve for x
x = 33,796,293,375,839.56/5,295,543.48 - Step 6: Final answer
x = 6,382,025.47
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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.