Finding the Fourth Proportional to 548,121.08, 756,529.08 and 333,215.48
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Solution
The fourth proportional to 548,121.08, 756,529.08 and 333,215.48 is: 459,911.52
Step by Step Solution
- Step 1: Write the proportion equation
548,121.08 : 756,529.08 = 333,215.48 : x - Step 2: Convert to fraction form
548,121.08/756,529.08 = 333,215.48/x - Step 3: Cross multiply
548,121.08x = 756,529.08 × 333,215.48 - Step 4: Simplify right side
548,121.08x = 252,087,200,526.16 - Step 5: Solve for x
x = 252,087,200,526.16/548,121.08 - Step 6: Final answer
x = 459,911.52
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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.