Finding the Fourth Proportional to 461,091.26, 636,088.77 and 299,887.49
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Solution
The fourth proportional to 461,091.26, 636,088.77 and 299,887.49 is: 413,703.49
Step by Step Solution
- Step 1: Write the proportion equation
461,091.26 : 636,088.77 = 299,887.49 : x - Step 2: Convert to fraction form
461,091.26/636,088.77 = 299,887.49/x - Step 3: Cross multiply
461,091.26x = 636,088.77 × 299,887.49 - Step 4: Simplify right side
461,091.26x = 190,755,063,062.27 - Step 5: Solve for x
x = 190,755,063,062.27/461,091.26 - Step 6: Final answer
x = 413,703.49
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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.