Finding the Fourth Proportional to 582,477.80, 873,716.70 and 161,757.80
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Solution
The fourth proportional to 582,477.80, 873,716.70 and 161,757.80 is: 242,636.70
Step by Step Solution
- Step 1: Write the proportion equation
582,477.80 : 873,716.70 = 161,757.80 : x - Step 2: Convert to fraction form
582,477.80/873,716.70 = 161,757.80/x - Step 3: Cross multiply
582,477.80x = 873,716.70 × 161,757.80 - Step 4: Simplify right side
582,477.80x = 141,330,491,215.26 - Step 5: Solve for x
x = 141,330,491,215.26/582,477.80 - Step 6: Final answer
x = 242,636.70
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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.