Finding the Fourth Proportional to 531,529.19, 733,594.41 and 316,793.81
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Solution
The fourth proportional to 531,529.19, 733,594.41 and 316,793.81 is: 437,225.60
Step by Step Solution
- Step 1: Write the proportion equation
531,529.19 : 733,594.41 = 316,793.81 : x - Step 2: Convert to fraction form
531,529.19/733,594.41 = 316,793.81/x - Step 3: Cross multiply
531,529.19x = 733,594.41 × 316,793.81 - Step 4: Simplify right side
531,529.19x = 232,398,164,470.63 - Step 5: Solve for x
x = 232,398,164,470.63/531,529.19 - Step 6: Final answer
x = 437,225.60
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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.