Finding the Fourth Proportional to 1,593,990.80, 2,391,129.77 and 514,528.94
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Solution
The fourth proportional to 1,593,990.80, 2,391,129.77 and 514,528.94 is: 771,839.75
Step by Step Solution
- Step 1: Write the proportion equation
1,593,990.80 : 2,391,129.77 = 514,528.94 : x - Step 2: Convert to fraction form
1,593,990.80/2,391,129.77 = 514,528.94/x - Step 3: Cross multiply
1,593,990.80x = 2,391,129.77 × 514,528.94 - Step 4: Simplify right side
1,593,990.80x = 1,230,305,451,432.25 - Step 5: Solve for x
x = 1,230,305,451,432.25/1,593,990.80 - Step 6: Final answer
x = 771,839.75
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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.