Finding the Fourth Proportional to 363,406.88, 501,512.64 and 202,270.88
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Solution
The fourth proportional to 363,406.88, 501,512.64 and 202,270.88 is: 279,140.02
Step by Step Solution
- Step 1: Write the proportion equation
363,406.88 : 501,512.64 = 202,270.88 : x - Step 2: Convert to fraction form
363,406.88/501,512.64 = 202,270.88/x - Step 3: Cross multiply
363,406.88x = 501,512.64 × 202,270.88 - Step 4: Simplify right side
363,406.88x = 101,441,403,023.92 - Step 5: Solve for x
x = 101,441,403,023.92/363,406.88 - Step 6: Final answer
x = 279,140.02
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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.