Finding the Fourth Proportional to 943,789.44, 1,415,161.92 and 374,593.92
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Solution
The fourth proportional to 943,789.44, 1,415,161.92 and 374,593.92 is: 561,683.60
Step by Step Solution
- Step 1: Write the proportion equation
943,789.44 : 1,415,161.92 = 374,593.92 : x - Step 2: Convert to fraction form
943,789.44/1,415,161.92 = 374,593.92/x - Step 3: Cross multiply
943,789.44x = 1,415,161.92 × 374,593.92 - Step 4: Simplify right side
943,789.44x = 530,111,051,047.53 - Step 5: Solve for x
x = 530,111,051,047.53/943,789.44 - Step 6: Final answer
x = 561,683.60
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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.