Finding the Fourth Proportional to 294,835.41, 406,874.07 and 167,517.99
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Solution
The fourth proportional to 294,835.41, 406,874.07 and 167,517.99 is: 231,175.51
Step by Step Solution
- Step 1: Write the proportion equation
294,835.41 : 406,874.07 = 167,517.99 : x - Step 2: Convert to fraction form
294,835.41/406,874.07 = 167,517.99/x - Step 3: Cross multiply
294,835.41x = 406,874.07 × 167,517.99 - Step 4: Simplify right side
294,835.41x = 68,158,726,389.52 - Step 5: Solve for x
x = 68,158,726,389.52/294,835.41 - Step 6: Final answer
x = 231,175.51
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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.