Finding the Fourth Proportional to 293,276.48, 404,721.84 and 159,140.48
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Solution
The fourth proportional to 293,276.48, 404,721.84 and 159,140.48 is: 219,614.02
Step by Step Solution
- Step 1: Write the proportion equation
293,276.48 : 404,721.84 = 159,140.48 : x - Step 2: Convert to fraction form
293,276.48/404,721.84 = 159,140.48/x - Step 3: Cross multiply
293,276.48x = 404,721.84 × 159,140.48 - Step 4: Simplify right side
293,276.48x = 64,407,627,884.08 - Step 5: Solve for x
x = 64,407,627,884.08/293,276.48 - Step 6: Final answer
x = 219,614.02
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1.5x scale
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.