Finding the Fourth Proportional to 363,809.23, 502,024.17 and 202,660.83
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Solution
The fourth proportional to 363,809.23, 502,024.17 and 202,660.83 is: 279,653.80
Step by Step Solution
- Step 1: Write the proportion equation
363,809.23 : 502,024.17 = 202,660.83 : x - Step 2: Convert to fraction form
363,809.23/502,024.17 = 202,660.83/x - Step 3: Cross multiply
363,809.23x = 502,024.17 × 202,660.83 - Step 4: Simplify right side
363,809.23x = 101,740,634,972.26 - Step 5: Solve for x
x = 101,740,634,972.26/363,809.23 - Step 6: Final answer
x = 279,653.80
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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.