Finding the Fourth Proportional to 264,480.21, 364,987.04 and 149,755.82
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Solution
The fourth proportional to 264,480.21, 364,987.04 and 149,755.82 is: 206,665.49
Step by Step Solution
- Step 1: Write the proportion equation
264,480.21 : 364,987.04 = 149,755.82 : x - Step 2: Convert to fraction form
264,480.21/364,987.04 = 149,755.82/x - Step 3: Cross multiply
264,480.21x = 364,987.04 × 149,755.82 - Step 4: Simplify right side
264,480.21x = 54,658,930,890.86 - Step 5: Solve for x
x = 54,658,930,890.86/264,480.21 - Step 6: Final answer
x = 206,665.49
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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.