Finding the Fourth Proportional to 598,608.16, 826,072.20 and 326,680.68
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Solution
The fourth proportional to 598,608.16, 826,072.20 and 326,680.68 is: 450,815.49
Step by Step Solution
- Step 1: Write the proportion equation
598,608.16 : 826,072.20 = 326,680.68 : x - Step 2: Convert to fraction form
598,608.16/826,072.20 = 326,680.68/x - Step 3: Cross multiply
598,608.16x = 826,072.20 × 326,680.68 - Step 4: Simplify right side
598,608.16x = 269,861,828,025.10 - Step 5: Solve for x
x = 269,861,828,025.10/598,608.16 - Step 6: Final answer
x = 450,815.49
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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.