Finding the Fourth Proportional to 543,181.05, 749,588.63 and 301,466.43
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Solution
The fourth proportional to 543,181.05, 749,588.63 and 301,466.43 is: 416,022.99
Step by Step Solution
- Step 1: Write the proportion equation
543,181.05 : 749,588.63 = 301,466.43 : x - Step 2: Convert to fraction form
543,181.05/749,588.63 = 301,466.43/x - Step 3: Cross multiply
543,181.05x = 749,588.63 × 301,466.43 - Step 4: Simplify right side
543,181.05x = 225,975,806,747.36 - Step 5: Solve for x
x = 225,975,806,747.36/543,181.05 - Step 6: Final answer
x = 416,022.99
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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.