Finding the Fourth Proportional to 424,247.13, 585,463.19 and 233,272.80
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Solution
The fourth proportional to 424,247.13, 585,463.19 and 233,272.80 is: 321,917.64
Step by Step Solution
- Step 1: Write the proportion equation
424,247.13 : 585,463.19 = 233,272.80 : x - Step 2: Convert to fraction form
424,247.13/585,463.19 = 233,272.80/x - Step 3: Cross multiply
424,247.13x = 585,463.19 × 233,272.80 - Step 4: Simplify right side
424,247.13x = 136,572,636,461.87 - Step 5: Solve for x
x = 136,572,636,461.87/424,247.13 - Step 6: Final answer
x = 321,917.64
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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.