Finding the Fourth Proportional to 1,141,409.84, 1,575,174.08 and 625,191.98
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Solution
The fourth proportional to 1,141,409.84, 1,575,174.08 and 625,191.98 is: 862,780.54
Step by Step Solution
- Step 1: Write the proportion equation
1,141,409.84 : 1,575,174.08 = 625,191.98 : x - Step 2: Convert to fraction form
1,141,409.84/1,575,174.08 = 625,191.98/x - Step 3: Cross multiply
1,141,409.84x = 1,575,174.08 × 625,191.98 - Step 4: Simplify right side
1,141,409.84x = 984,786,198,793.92 - Step 5: Solve for x
x = 984,786,198,793.92/1,141,409.84 - Step 6: Final answer
x = 862,780.54
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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.