Finding the Fourth Proportional to 1,236,793.05, 1,855,141.07 and 516,948.84
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Solution
The fourth proportional to 1,236,793.05, 1,855,141.07 and 516,948.84 is: 775,402.98
Step by Step Solution
- Step 1: Write the proportion equation
1,236,793.05 : 1,855,141.07 = 516,948.84 : x - Step 2: Convert to fraction form
1,236,793.05/1,855,141.07 = 516,948.84/x - Step 3: Cross multiply
1,236,793.05x = 1,855,141.07 × 516,948.84 - Step 4: Simplify right side
1,236,793.05x = 959,013,021,588.12 - Step 5: Solve for x
x = 959,013,021,588.12/1,236,793.05 - Step 6: Final answer
x = 775,402.98
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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.