Finding the Fourth Proportional to 433,476.74, 598,173.84 and 242,453.22
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Solution
The fourth proportional to 433,476.74, 598,173.84 and 242,453.22 is: 334,571.99
Step by Step Solution
- Step 1: Write the proportion equation
433,476.74 : 598,173.84 = 242,453.22 : x - Step 2: Convert to fraction form
433,476.74/598,173.84 = 242,453.22/x - Step 3: Cross multiply
433,476.74x = 598,173.84 × 242,453.22 - Step 4: Simplify right side
433,476.74x = 145,029,173,627.77 - Step 5: Solve for x
x = 145,029,173,627.77/433,476.74 - Step 6: Final answer
x = 334,571.99
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1.5x scale
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.