Finding the Fourth Proportional to 1,043,734.24, 1,440,353.46 and 635,836.06
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Solution
The fourth proportional to 1,043,734.24, 1,440,353.46 and 635,836.06 is: 877,453.89
Step by Step Solution
- Step 1: Write the proportion equation
1,043,734.24 : 1,440,353.46 = 635,836.06 : x - Step 2: Convert to fraction form
1,043,734.24/1,440,353.46 = 635,836.06/x - Step 3: Cross multiply
1,043,734.24x = 1,440,353.46 × 635,836.06 - Step 4: Simplify right side
1,043,734.24x = 915,828,669,013.77 - Step 5: Solve for x
x = 915,828,669,013.77/1,043,734.24 - Step 6: Final answer
x = 877,453.89
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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.