Finding the Fourth Proportional to 1,623,796.31, 2,436,235.38 and 544,415.68
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Solution
The fourth proportional to 1,623,796.31, 2,436,235.38 and 544,415.68 is: 816,804.87
Step by Step Solution
- Step 1: Write the proportion equation
1,623,796.31 : 2,436,235.38 = 544,415.68 : x - Step 2: Convert to fraction form
1,623,796.31/2,436,235.38 = 544,415.68/x - Step 3: Cross multiply
1,623,796.31x = 2,436,235.38 × 544,415.68 - Step 4: Simplify right side
1,623,796.31x = 1,326,324,728,861.58 - Step 5: Solve for x
x = 1,326,324,728,861.58/1,623,796.31 - Step 6: Final answer
x = 816,804.87
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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.