Finding the Fourth Proportional to 424,445.49, 585,744.35 and 233,469.09
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Solution
The fourth proportional to 424,445.49, 585,744.35 and 233,469.09 is: 322,192.61
Step by Step Solution
- Step 1: Write the proportion equation
424,445.49 : 585,744.35 = 233,469.09 : x - Step 2: Convert to fraction form
424,445.49/585,744.35 = 233,469.09/x - Step 3: Cross multiply
424,445.49x = 585,744.35 × 233,469.09 - Step 4: Simplify right side
424,445.49x = 136,753,199,199.80 - Step 5: Solve for x
x = 136,753,199,199.80/424,445.49 - Step 6: Final answer
x = 322,192.61
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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.