Finding the Fourth Proportional to 268,440.71, 370,444.84 and 147,580.94
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Solution
The fourth proportional to 268,440.71, 370,444.84 and 147,580.94 is: 203,659.86
Step by Step Solution
- Step 1: Write the proportion equation
268,440.71 : 370,444.84 = 147,580.94 : x - Step 2: Convert to fraction form
268,440.71/370,444.84 = 147,580.94/x - Step 3: Cross multiply
268,440.71x = 370,444.84 × 147,580.94 - Step 4: Simplify right side
268,440.71x = 54,670,597,008.90 - Step 5: Solve for x
x = 54,670,597,008.90/268,440.71 - Step 6: Final answer
x = 203,659.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.