Finding the Fourth Proportional to 1,192,645.69, 1,789,542.62 and 593,659.19
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Solution
The fourth proportional to 1,192,645.69, 1,789,542.62 and 593,659.19 is: 890,774.55
Step by Step Solution
- Step 1: Write the proportion equation
1,192,645.69 : 1,789,542.62 = 593,659.19 : x - Step 2: Convert to fraction form
1,192,645.69/1,789,542.62 = 593,659.19/x - Step 3: Cross multiply
1,192,645.69x = 1,789,542.62 × 593,659.19 - Step 4: Simplify right side
1,192,645.69x = 1,062,378,425,991.46 - Step 5: Solve for x
x = 1,062,378,425,991.46/1,192,645.69 - Step 6: Final answer
x = 890,774.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.