Finding the Fourth Proportional to 382,295.19, 573,663.92 and 157,613.75
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Solution
The fourth proportional to 382,295.19, 573,663.92 and 157,613.75 is: 236,511.80
Step by Step Solution
- Step 1: Write the proportion equation
382,295.19 : 573,663.92 = 157,613.75 : x - Step 2: Convert to fraction form
382,295.19/573,663.92 = 157,613.75/x - Step 3: Cross multiply
382,295.19x = 573,663.92 × 157,613.75 - Step 4: Simplify right side
382,295.19x = 90,417,321,670.90 - Step 5: Solve for x
x = 90,417,321,670.90/382,295.19 - Step 6: Final answer
x = 236,511.80
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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.