Finding the Fourth Proportional to 202,933.70, 304,400.55 and 53,173.70
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Solution
The fourth proportional to 202,933.70, 304,400.55 and 53,173.70 is: 79,760.55
Step by Step Solution
- Step 1: Write the proportion equation
202,933.70 : 304,400.55 = 53,173.70 : x - Step 2: Convert to fraction form
202,933.70/304,400.55 = 53,173.70/x - Step 3: Cross multiply
202,933.70x = 304,400.55 × 53,173.70 - Step 4: Simplify right side
202,933.70x = 16,186,103,525.54 - Step 5: Solve for x
x = 16,186,103,525.54/202,933.70 - Step 6: Final answer
x = 79,760.55
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1.5x scale
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.