Finding the Fourth Proportional to 327,560.10, 452,042.99 and 178,387.05
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Solution
The fourth proportional to 327,560.10, 452,042.99 and 178,387.05 is: 246,179.60
Step by Step Solution
- Step 1: Write the proportion equation
327,560.10 : 452,042.99 = 178,387.05 : x - Step 2: Convert to fraction form
327,560.10/452,042.99 = 178,387.05/x - Step 3: Cross multiply
327,560.10x = 452,042.99 × 178,387.05 - Step 4: Simplify right side
327,560.10x = 80,638,614,775.14 - Step 5: Solve for x
x = 80,638,614,775.14/327,560.10 - Step 6: Final answer
x = 246,179.60
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1.5x scale
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.