Finding the Fourth Proportional to 504,901.23, 696,739.42 and 275,444.84
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Solution
The fourth proportional to 504,901.23, 696,739.42 and 275,444.84 is: 380,100.63
Step by Step Solution
- Step 1: Write the proportion equation
504,901.23 : 696,739.42 = 275,444.84 : x - Step 2: Convert to fraction form
504,901.23/696,739.42 = 275,444.84/x - Step 3: Cross multiply
504,901.23x = 696,739.42 × 275,444.84 - Step 4: Simplify right side
504,901.23x = 191,913,278,063.59 - Step 5: Solve for x
x = 191,913,278,063.59/504,901.23 - Step 6: Final answer
x = 380,100.63
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1.5x scale
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.