Finding the Fourth Proportional to 930,926.44, 1,396,638.78 and 504,361.81
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Solution
The fourth proportional to 930,926.44, 1,396,638.78 and 504,361.81 is: 756,677.68
Step by Step Solution
- Step 1: Write the proportion equation
930,926.44 : 1,396,638.78 = 504,361.81 : x - Step 2: Convert to fraction form
930,926.44/1,396,638.78 = 504,361.81/x - Step 3: Cross multiply
930,926.44x = 1,396,638.78 × 504,361.81 - Step 4: Simplify right side
930,926.44x = 704,411,262,996.99 - Step 5: Solve for x
x = 704,411,262,996.99/930,926.44 - Step 6: Final answer
x = 756,677.68
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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.