Finding the Fourth Proportional to 730,831.08, 1,096,234.50 and 218,497.41
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Solution
The fourth proportional to 730,831.08, 1,096,234.50 and 218,497.41 is: 327,742.49
Step by Step Solution
- Step 1: Write the proportion equation
730,831.08 : 1,096,234.50 = 218,497.41 : x - Step 2: Convert to fraction form
730,831.08/1,096,234.50 = 218,497.41/x - Step 3: Cross multiply
730,831.08x = 1,096,234.50 × 218,497.41 - Step 4: Simplify right side
730,831.08x = 239,524,399,002.65 - Step 5: Solve for x
x = 239,524,399,002.65/730,831.08 - Step 6: Final answer
x = 327,742.49
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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.