Finding the Fourth Proportional to 202,398.20, 283,772.20 and 202,398.20
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Solution
The fourth proportional to 202,398.20, 283,772.20 and 202,398.20 is: 283,772.20
Step by Step Solution
- Step 1: Write the proportion equation
202,398.20 : 283,772.20 = 202,398.20 : x - Step 2: Convert to fraction form
202,398.20/283,772.20 = 202,398.20/x - Step 3: Cross multiply
202,398.20x = 283,772.20 × 202,398.20 - Step 4: Simplify right side
202,398.20x = 57,434,982,490.04 - Step 5: Solve for x
x = 57,434,982,490.04/202,398.20 - Step 6: Final answer
x = 283,772.20
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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.