Finding the Fourth Proportional to 454,136.68, 681,205.02 and 173,682.28
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Solution
The fourth proportional to 454,136.68, 681,205.02 and 173,682.28 is: 260,523.42
Step by Step Solution
- Step 1: Write the proportion equation
454,136.68 : 681,205.02 = 173,682.28 : x - Step 2: Convert to fraction form
454,136.68/681,205.02 = 173,682.28/x - Step 3: Cross multiply
454,136.68x = 681,205.02 × 173,682.28 - Step 4: Simplify right side
454,136.68x = 118,313,241,021.05 - Step 5: Solve for x
x = 118,313,241,021.05/454,136.68 - Step 6: Final answer
x = 260,523.42
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Similar ratio
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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.