Finding the Fourth Proportional to 413,618.41, 570,793.70 and 232,330.44
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Solution
The fourth proportional to 413,618.41, 570,793.70 and 232,330.44 is: 320,616.17
Step by Step Solution
- Step 1: Write the proportion equation
413,618.41 : 570,793.70 = 232,330.44 : x - Step 2: Convert to fraction form
413,618.41/570,793.70 = 232,330.44/x - Step 3: Cross multiply
413,618.41x = 570,793.70 × 232,330.44 - Step 4: Simplify right side
413,618.41x = 132,612,751,470.23 - Step 5: Solve for x
x = 132,612,751,470.23/413,618.41 - Step 6: Final answer
x = 320,616.17
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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.