Finding the Fourth Proportional to 294,714.75, 406,706.36 and 160,578.75
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Solution
The fourth proportional to 294,714.75, 406,706.36 and 160,578.75 is: 221,598.68
Step by Step Solution
- Step 1: Write the proportion equation
294,714.75 : 406,706.36 = 160,578.75 : x - Step 2: Convert to fraction form
294,714.75/406,706.36 = 160,578.75/x - Step 3: Cross multiply
294,714.75x = 406,706.36 × 160,578.75 - Step 4: Simplify right side
294,714.75x = 65,308,398,102.96 - Step 5: Solve for x
x = 65,308,398,102.96/294,714.75 - Step 6: Final answer
x = 221,598.68
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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.