Finding the Fourth Proportional to 263,558.24, 363,708.82 and 142,696.99
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Solution
The fourth proportional to 263,558.24, 363,708.82 and 142,696.99 is: 196,921.01
Step by Step Solution
- Step 1: Write the proportion equation
263,558.24 : 363,708.82 = 142,696.99 : x - Step 2: Convert to fraction form
263,558.24/363,708.82 = 142,696.99/x - Step 3: Cross multiply
263,558.24x = 363,708.82 × 142,696.99 - Step 4: Simplify right side
263,558.24x = 51,900,153,850.45 - Step 5: Solve for x
x = 51,900,153,850.45/263,558.24 - Step 6: Final answer
x = 196,921.01
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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.