Finding the Fourth Proportional to 352,843.54, 529,344.69 and 116,177.74
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Solution
The fourth proportional to 352,843.54, 529,344.69 and 116,177.74 is: 174,292.75
Step by Step Solution
- Step 1: Write the proportion equation
352,843.54 : 529,344.69 = 116,177.74 : x - Step 2: Convert to fraction form
352,843.54/529,344.69 = 116,177.74/x - Step 3: Cross multiply
352,843.54x = 529,344.69 × 116,177.74 - Step 4: Simplify right side
352,843.54x = 61,498,069,765.20 - Step 5: Solve for x
x = 61,498,069,765.20/352,843.54 - Step 6: Final answer
x = 174,292.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.