Finding the Fourth Proportional to 480,716.24, 663,387.17 and 276,692.63
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Solution
The fourth proportional to 480,716.24, 663,387.17 and 276,692.63 is: 381,835.11
Step by Step Solution
- Step 1: Write the proportion equation
480,716.24 : 663,387.17 = 276,692.63 : x - Step 2: Convert to fraction form
480,716.24/663,387.17 = 276,692.63/x - Step 3: Cross multiply
480,716.24x = 663,387.17 × 276,692.63 - Step 4: Simplify right side
480,716.24x = 183,554,336,075.16 - Step 5: Solve for x
x = 183,554,336,075.16/480,716.24 - Step 6: Final answer
x = 381,835.11
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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.