Finding the Fourth Proportional to 366,839.84, 506,023.96 and 230,657.96
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Solution
The fourth proportional to 366,839.84, 506,023.96 and 230,657.96 is: 318,172.79
Step by Step Solution
- Step 1: Write the proportion equation
366,839.84 : 506,023.96 = 230,657.96 : x - Step 2: Convert to fraction form
366,839.84/506,023.96 = 230,657.96/x - Step 3: Cross multiply
366,839.84x = 506,023.96 × 230,657.96 - Step 4: Simplify right side
366,839.84x = 116,718,454,324.72 - Step 5: Solve for x
x = 116,718,454,324.72/366,839.84 - Step 6: Final answer
x = 318,172.79
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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.