Finding the Fourth Proportional to 252,716.85, 348,637.44 and 171,015.99
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Solution
The fourth proportional to 252,716.85, 348,637.44 and 171,015.99 is: 235,926.40
Step by Step Solution
- Step 1: Write the proportion equation
252,716.85 : 348,637.44 = 171,015.99 : x - Step 2: Convert to fraction form
252,716.85/348,637.44 = 171,015.99/x - Step 3: Cross multiply
252,716.85x = 348,637.44 × 171,015.99 - Step 4: Simplify right side
252,716.85x = 59,622,576,952.67 - Step 5: Solve for x
x = 59,622,576,952.67/252,716.85 - Step 6: Final answer
x = 235,926.40
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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.