Finding the Fourth Proportional to 1,288,186.79, 1,929,337.08 and 614,741
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Solution
The fourth proportional to 1,288,186.79, 1,929,337.08 and 614,741 is: 920,707.01
Step by Step Solution
- Step 1: Write the proportion equation
1,288,186.79 : 1,929,337.08 = 614,741 : x - Step 2: Convert to fraction form
1,288,186.79/1,929,337.08 = 614,741/x - Step 3: Cross multiply
1,288,186.79x = 1,929,337.08 × 614,741 - Step 4: Simplify right side
1,288,186.79x = 1,186,042,605,896.28 - Step 5: Solve for x
x = 1,186,042,605,896.28/1,288,186.79 - Step 6: Final answer
x = 920,707.01
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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.