Finding the Fourth Proportional to 366,919.62, 506,134.08 and 230,737.56
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Solution
The fourth proportional to 366,919.62, 506,134.08 and 230,737.56 is: 318,282.63
Step by Step Solution
- Step 1: Write the proportion equation
366,919.62 : 506,134.08 = 230,737.56 : x - Step 2: Convert to fraction form
366,919.62/506,134.08 = 230,737.56/x - Step 3: Cross multiply
366,919.62x = 506,134.08 × 230,737.56 - Step 4: Simplify right side
366,919.62x = 116,784,142,652.05 - Step 5: Solve for x
x = 116,784,142,652.05/366,919.62 - Step 6: Final answer
x = 318,282.63
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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.