Finding the Fourth Proportional to 202,393.20, 283,765.20 and 202,393.20
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Solution
The fourth proportional to 202,393.20, 283,765.20 and 202,393.20 is: 283,765.20
Step by Step Solution
- Step 1: Write the proportion equation
202,393.20 : 283,765.20 = 202,393.20 : x - Step 2: Convert to fraction form
202,393.20/283,765.20 = 202,393.20/x - Step 3: Cross multiply
202,393.20x = 283,765.20 × 202,393.20 - Step 4: Simplify right side
202,393.20x = 57,432,146,876.64 - Step 5: Solve for x
x = 57,432,146,876.64/202,393.20 - Step 6: Final answer
x = 283,765.20
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.