Finding the Fourth Proportional to 232,324.23, 320,705.51 and 156,974.79
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Solution
The fourth proportional to 232,324.23, 320,705.51 and 156,974.79 is: 216,691.48
Step by Step Solution
- Step 1: Write the proportion equation
232,324.23 : 320,705.51 = 156,974.79 : x - Step 2: Convert to fraction form
232,324.23/320,705.51 = 156,974.79/x - Step 3: Cross multiply
232,324.23x = 320,705.51 × 156,974.79 - Step 4: Simplify right side
232,324.23x = 50,342,680,084.09 - Step 5: Solve for x
x = 50,342,680,084.09/232,324.23 - Step 6: Final answer
x = 216,691.48
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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.