Finding the Fourth Proportional to 885,243.44, 1,327,864.44 and 324,321.68
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Solution
The fourth proportional to 885,243.44, 1,327,864.44 and 324,321.68 is: 486,482.26
Step by Step Solution
- Step 1: Write the proportion equation
885,243.44 : 1,327,864.44 = 324,321.68 : x - Step 2: Convert to fraction form
885,243.44/1,327,864.44 = 324,321.68/x - Step 3: Cross multiply
885,243.44x = 1,327,864.44 × 324,321.68 - Step 4: Simplify right side
885,243.44x = 430,655,225,993.06 - Step 5: Solve for x
x = 430,655,225,993.06/885,243.44 - Step 6: Final answer
x = 486,482.26
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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.