Finding the Fourth Proportional to 362,186.36, 542,946.90 and 125,363.42
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Solution
The fourth proportional to 362,186.36, 542,946.90 and 125,363.42 is: 187,929.99
Step by Step Solution
- Step 1: Write the proportion equation
362,186.36 : 542,946.90 = 125,363.42 : x - Step 2: Convert to fraction form
362,186.36/542,946.90 = 125,363.42/x - Step 3: Cross multiply
362,186.36x = 542,946.90 × 125,363.42 - Step 4: Simplify right side
362,186.36x = 68,065,680,262.40 - Step 5: Solve for x
x = 68,065,680,262.40/362,186.36 - Step 6: Final answer
x = 187,929.99
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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.