Finding the Fourth Proportional to 303,463.63, 418,749.99 and 167,488.84
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Solution
The fourth proportional to 303,463.63, 418,749.99 and 167,488.84 is: 231,118.14
Step by Step Solution
- Step 1: Write the proportion equation
303,463.63 : 418,749.99 = 167,488.84 : x - Step 2: Convert to fraction form
303,463.63/418,749.99 = 167,488.84/x - Step 3: Cross multiply
303,463.63x = 418,749.99 × 167,488.84 - Step 4: Simplify right side
303,463.63x = 70,135,950,075.11 - Step 5: Solve for x
x = 70,135,950,075.11/303,463.63 - Step 6: Final answer
x = 231,118.14
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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.