Finding the Fourth Proportional to 482,246.40, 723,715.20 and 201,964.80
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Solution
The fourth proportional to 482,246.40, 723,715.20 and 201,964.80 is: 303,091.94
Step by Step Solution
- Step 1: Write the proportion equation
482,246.40 : 723,715.20 = 201,964.80 : x - Step 2: Convert to fraction form
482,246.40/723,715.20 = 201,964.80/x - Step 3: Cross multiply
482,246.40x = 723,715.20 × 201,964.80 - Step 4: Simplify right side
482,246.40x = 146,164,995,624.96 - Step 5: Solve for x
x = 146,164,995,624.96/482,246.40 - Step 6: Final answer
x = 303,091.94
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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.