Finding the Fourth Proportional to 250,591.99, 376,074.80 and 100,833.55
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Solution
The fourth proportional to 250,591.99, 376,074.80 and 100,833.55 is: 151,325.50
Step by Step Solution
- Step 1: Write the proportion equation
250,591.99 : 376,074.80 = 100,833.55 : x - Step 2: Convert to fraction form
250,591.99/376,074.80 = 100,833.55/x - Step 3: Cross multiply
250,591.99x = 376,074.80 × 100,833.55 - Step 4: Simplify right side
250,591.99x = 37,920,957,149.54 - Step 5: Solve for x
x = 37,920,957,149.54/250,591.99 - Step 6: Final answer
x = 151,325.50
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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.