Finding the Fourth Proportional to 305,853.24, 458,527.28 and 134,953.29
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Solution
The fourth proportional to 305,853.24, 458,527.28 and 134,953.29 is: 202,318.49
Step by Step Solution
- Step 1: Write the proportion equation
305,853.24 : 458,527.28 = 134,953.29 : x - Step 2: Convert to fraction form
305,853.24/458,527.28 = 134,953.29/x - Step 3: Cross multiply
305,853.24x = 458,527.28 × 134,953.29 - Step 4: Simplify right side
305,853.24x = 61,879,764,315.98 - Step 5: Solve for x
x = 61,879,764,315.98/305,853.24 - Step 6: Final answer
x = 202,318.49
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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.