Finding the Fourth Proportional to 3,543,284.96, 5,321,329.73 and 3,258,450.08
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Solution
The fourth proportional to 3,543,284.96, 5,321,329.73 and 3,258,450.08 is: 4,893,562.75
Step by Step Solution
- Step 1: Write the proportion equation
3,543,284.96 : 5,321,329.73 = 3,258,450.08 : x - Step 2: Convert to fraction form
3,543,284.96/5,321,329.73 = 3,258,450.08/x - Step 3: Cross multiply
3,543,284.96x = 5,321,329.73 × 3,258,450.08 - Step 4: Simplify right side
3,543,284.96x = 17,339,287,273,700.15 - Step 5: Solve for x
x = 17,339,287,273,700.15/3,543,284.96 - Step 6: Final answer
x = 4,893,562.75
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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.