Finding the Fourth Proportional to 357,361.24, 493,165.36 and 196,232.80
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Solution
The fourth proportional to 357,361.24, 493,165.36 and 196,232.80 is: 270,805.02
Step by Step Solution
- Step 1: Write the proportion equation
357,361.24 : 493,165.36 = 196,232.80 : x - Step 2: Convert to fraction form
357,361.24/493,165.36 = 196,232.80/x - Step 3: Cross multiply
357,361.24x = 493,165.36 × 196,232.80 - Step 4: Simplify right side
357,361.24x = 96,775,219,455.81 - Step 5: Solve for x
x = 96,775,219,455.81/357,361.24 - Step 6: Final answer
x = 270,805.02
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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.