Finding the Fourth Proportional to 504,189.88, 695,773.11 and 274,749.19
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Solution
The fourth proportional to 504,189.88, 695,773.11 and 274,749.19 is: 379,149.02
Step by Step Solution
- Step 1: Write the proportion equation
504,189.88 : 695,773.11 = 274,749.19 : x - Step 2: Convert to fraction form
504,189.88/695,773.11 = 274,749.19/x - Step 3: Cross multiply
504,189.88x = 695,773.11 × 274,749.19 - Step 4: Simplify right side
504,189.88x = 191,163,098,396.28 - Step 5: Solve for x
x = 191,163,098,396.28/504,189.88 - Step 6: Final answer
x = 379,149.02
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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.