Finding the Fourth Proportional to 5,463,928.69, 7,533,211.97 and 4,480,243.57
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Solution
The fourth proportional to 5,463,928.69, 7,533,211.97 and 4,480,243.57 is: 6,176,988.47
Step by Step Solution
- Step 1: Write the proportion equation
5,463,928.69 : 7,533,211.97 = 4,480,243.57 : x - Step 2: Convert to fraction form
5,463,928.69/7,533,211.97 = 4,480,243.57/x - Step 3: Cross multiply
5,463,928.69x = 7,533,211.97 × 4,480,243.57 - Step 4: Simplify right side
5,463,928.69x = 33,750,624,463,574.09 - Step 5: Solve for x
x = 33,750,624,463,574.09/5,463,928.69 - Step 6: Final answer
x = 6,176,988.47
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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.