Finding the Fourth Proportional to 832,414.14, 1,148,450.35 and 541,893.06
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Solution
The fourth proportional to 832,414.14, 1,148,450.35 and 541,893.06 is: 747,629.39
Step by Step Solution
- Step 1: Write the proportion equation
832,414.14 : 1,148,450.35 = 541,893.06 : x - Step 2: Convert to fraction form
832,414.14/1,148,450.35 = 541,893.06/x - Step 3: Cross multiply
832,414.14x = 1,148,450.35 × 541,893.06 - Step 4: Simplify right side
832,414.14x = 622,337,274,419.57 - Step 5: Solve for x
x = 622,337,274,419.57/832,414.14 - Step 6: Final answer
x = 747,629.39
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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.