Finding the Fourth Proportional to 300,337.53, 414,424.78 and 179,453.26
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Solution
The fourth proportional to 300,337.53, 414,424.78 and 179,453.26 is: 247,620.99
Step by Step Solution
- Step 1: Write the proportion equation
300,337.53 : 414,424.78 = 179,453.26 : x - Step 2: Convert to fraction form
300,337.53/414,424.78 = 179,453.26/x - Step 3: Cross multiply
300,337.53x = 414,424.78 × 179,453.26 - Step 4: Simplify right side
300,337.53x = 74,369,877,795.78 - Step 5: Solve for x
x = 74,369,877,795.78/300,337.53 - Step 6: Final answer
x = 247,620.99
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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.