Finding the Fourth Proportional to 491,475.98, 737,131.62 and 136,525.88
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Solution
The fourth proportional to 491,475.98, 737,131.62 and 136,525.88 is: 204,765.94
Step by Step Solution
- Step 1: Write the proportion equation
491,475.98 : 737,131.62 = 136,525.88 : x - Step 2: Convert to fraction form
491,475.98/737,131.62 = 136,525.88/x - Step 3: Cross multiply
491,475.98x = 737,131.62 × 136,525.88 - Step 4: Simplify right side
491,475.98x = 100,637,543,096.33 - Step 5: Solve for x
x = 100,637,543,096.33/491,475.98 - Step 6: Final answer
x = 204,765.94
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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.