Finding the Fourth Proportional to 304,723.98, 420,520.26 and 168,754.94
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Solution
The fourth proportional to 304,723.98, 420,520.26 and 168,754.94 is: 232,882.46
Step by Step Solution
- Step 1: Write the proportion equation
304,723.98 : 420,520.26 = 168,754.94 : x - Step 2: Convert to fraction form
304,723.98/420,520.26 = 168,754.94/x - Step 3: Cross multiply
304,723.98x = 420,520.26 × 168,754.94 - Step 4: Simplify right side
304,723.98x = 70,964,871,245.08 - Step 5: Solve for x
x = 70,964,871,245.08/304,723.98 - Step 6: Final answer
x = 232,882.46
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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.