Finding the Fourth Proportional to 5,338,769.04, 7,367,464.68 and 2,891,323.80
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Solution
The fourth proportional to 5,338,769.04, 7,367,464.68 and 2,891,323.80 is: 3,990,007.03
Step by Step Solution
- Step 1: Write the proportion equation
5,338,769.04 : 7,367,464.68 = 2,891,323.80 : x - Step 2: Convert to fraction form
5,338,769.04/7,367,464.68 = 2,891,323.80/x - Step 3: Cross multiply
5,338,769.04x = 7,367,464.68 × 2,891,323.80 - Step 4: Simplify right side
5,338,769.04x = 21,301,725,974,943.38 - Step 5: Solve for x
x = 21,301,725,974,943.38/5,338,769.04 - Step 6: Final answer
x = 3,990,007.03
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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.