Finding the Fourth Proportional to 300,924.91, 451,431.11 and 160,606.99
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Solution
The fourth proportional to 300,924.91, 451,431.11 and 160,606.99 is: 240,933.83
Step by Step Solution
- Step 1: Write the proportion equation
300,924.91 : 451,431.11 = 160,606.99 : x - Step 2: Convert to fraction form
300,924.91/451,431.11 = 160,606.99/x - Step 3: Cross multiply
300,924.91x = 451,431.11 × 160,606.99 - Step 4: Simplify right side
300,924.91x = 72,502,991,769.46 - Step 5: Solve for x
x = 72,502,991,769.46/300,924.91 - Step 6: Final answer
x = 240,933.83
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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.