Finding the Fourth Proportional to 366,930.40, 506,368.14 and 203,589.94
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Solution
The fourth proportional to 366,930.40, 506,368.14 and 203,589.94 is: 280,956.44
Step by Step Solution
- Step 1: Write the proportion equation
366,930.40 : 506,368.14 = 203,589.94 : x - Step 2: Convert to fraction form
366,930.40/506,368.14 = 203,589.94/x - Step 3: Cross multiply
366,930.40x = 506,368.14 × 203,589.94 - Step 4: Simplify right side
366,930.40x = 103,091,459,240.51 - Step 5: Solve for x
x = 103,091,459,240.51/366,930.40 - Step 6: Final answer
x = 280,956.44
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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.