Finding the Fourth Proportional to 950,049.28, 1,425,039.36 and 285,184
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Solution
The fourth proportional to 950,049.28, 1,425,039.36 and 285,184 is: 427,765.63
Step by Step Solution
- Step 1: Write the proportion equation
950,049.28 : 1,425,039.36 = 285,184 : x - Step 2: Convert to fraction form
950,049.28/1,425,039.36 = 285,184/x - Step 3: Cross multiply
950,049.28x = 1,425,039.36 × 285,184 - Step 4: Simplify right side
950,049.28x = 406,398,424,842.24 - Step 5: Solve for x
x = 406,398,424,842.24/950,049.28 - Step 6: Final answer
x = 427,765.63
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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.