Finding the Fourth Proportional to 416,551.44, 574,841.29 and 225,564.98
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Solution
The fourth proportional to 416,551.44, 574,841.29 and 225,564.98 is: 311,279.84
Step by Step Solution
- Step 1: Write the proportion equation
416,551.44 : 574,841.29 = 225,564.98 : x - Step 2: Convert to fraction form
416,551.44/574,841.29 = 225,564.98/x - Step 3: Cross multiply
416,551.44x = 574,841.29 × 225,564.98 - Step 4: Simplify right side
416,551.44x = 129,664,064,082.02 - Step 5: Solve for x
x = 129,664,064,082.02/416,551.44 - Step 6: Final answer
x = 311,279.84
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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.