Finding the Fourth Proportional to 416,583.14, 574,883.58 and 225,596.48
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Solution
The fourth proportional to 416,583.14, 574,883.58 and 225,596.48 is: 311,322.52
Step by Step Solution
- Step 1: Write the proportion equation
416,583.14 : 574,883.58 = 225,596.48 : x - Step 2: Convert to fraction form
416,583.14/574,883.58 = 225,596.48/x - Step 3: Cross multiply
416,583.14x = 574,883.58 × 225,596.48 - Step 4: Simplify right side
416,583.14x = 129,691,712,057.80 - Step 5: Solve for x
x = 129,691,712,057.80/416,583.14 - Step 6: Final answer
x = 311,322.52
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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.