Finding the Fourth Proportional to 1,473,745.53, 2,033,754.42 and 820,361.19
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Solution
The fourth proportional to 1,473,745.53, 2,033,754.42 and 820,361.19 is: 1,132,090.42
Step by Step Solution
- Step 1: Write the proportion equation
1,473,745.53 : 2,033,754.42 = 820,361.19 : x - Step 2: Convert to fraction form
1,473,745.53/2,033,754.42 = 820,361.19/x - Step 3: Cross multiply
1,473,745.53x = 2,033,754.42 × 820,361.19 - Step 4: Simplify right side
1,473,745.53x = 1,668,413,196,158.96 - Step 5: Solve for x
x = 1,668,413,196,158.96/1,473,745.53 - Step 6: Final answer
x = 1,132,090.42
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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.