Finding the Fourth Proportional to 517,197.44, 713,830.77 and 323,695.05
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Solution
The fourth proportional to 517,197.44, 713,830.77 and 323,695.05 is: 446,760.70
Step by Step Solution
- Step 1: Write the proportion equation
517,197.44 : 713,830.77 = 323,695.05 : x - Step 2: Convert to fraction form
517,197.44/713,830.77 = 323,695.05/x - Step 3: Cross multiply
517,197.44x = 713,830.77 × 323,695.05 - Step 4: Simplify right side
517,197.44x = 231,063,486,786.69 - Step 5: Solve for x
x = 231,063,486,786.69/517,197.44 - Step 6: Final answer
x = 446,760.70
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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.