Finding the Fourth Proportional to 373,082.97, 514,708.36 and 229,593.90
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Solution
The fourth proportional to 373,082.97, 514,708.36 and 229,593.90 is: 316,749.65
Step by Step Solution
- Step 1: Write the proportion equation
373,082.97 : 514,708.36 = 229,593.90 : x - Step 2: Convert to fraction form
373,082.97/514,708.36 = 229,593.90/x - Step 3: Cross multiply
373,082.97x = 514,708.36 × 229,593.90 - Step 4: Simplify right side
373,082.97x = 118,173,901,091.18 - Step 5: Solve for x
x = 118,173,901,091.18/373,082.97 - Step 6: Final answer
x = 316,749.65
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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.