Finding the Fourth Proportional to 543,277.53, 814,417.36 and 188,043.12
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Solution
The fourth proportional to 543,277.53, 814,417.36 and 188,043.12 is: 281,891.99
Step by Step Solution
- Step 1: Write the proportion equation
543,277.53 : 814,417.36 = 188,043.12 : x - Step 2: Convert to fraction form
543,277.53/814,417.36 = 188,043.12/x - Step 3: Cross multiply
543,277.53x = 814,417.36 × 188,043.12 - Step 4: Simplify right side
543,277.53x = 153,145,581,356.56 - Step 5: Solve for x
x = 153,145,581,356.56/543,277.53 - Step 6: Final answer
x = 281,891.99
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1.5x scale
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.