Finding the Fourth Proportional to 324,803.18, 487,093.74 and 164,817.42
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Solution
The fourth proportional to 324,803.18, 487,093.74 and 164,817.42 is: 247,169.79
Step by Step Solution
- Step 1: Write the proportion equation
324,803.18 : 487,093.74 = 164,817.42 : x - Step 2: Convert to fraction form
324,803.18/487,093.74 = 164,817.42/x - Step 3: Cross multiply
324,803.18x = 487,093.74 × 164,817.42 - Step 4: Simplify right side
324,803.18x = 80,281,533,524.95 - Step 5: Solve for x
x = 80,281,533,524.95/324,803.18 - Step 6: Final answer
x = 247,169.79
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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.