Finding the Fourth Proportional to 348,892.14, 481,533.99 and 205,643.82
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Solution
The fourth proportional to 348,892.14, 481,533.99 and 205,643.82 is: 283,825.51
Step by Step Solution
- Step 1: Write the proportion equation
348,892.14 : 481,533.99 = 205,643.82 : x - Step 2: Convert to fraction form
348,892.14/481,533.99 = 205,643.82/x - Step 3: Cross multiply
348,892.14x = 481,533.99 × 205,643.82 - Step 4: Simplify right side
348,892.14x = 99,024,489,163.44 - Step 5: Solve for x
x = 99,024,489,163.44/348,892.14 - Step 6: Final answer
x = 283,825.51
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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.