Finding the Fourth Proportional to 531,542.97, 733,707.05 and 316,750.41
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Solution
The fourth proportional to 531,542.97, 733,707.05 and 316,750.41 is: 437,221.49
Step by Step Solution
- Step 1: Write the proportion equation
531,542.97 : 733,707.05 = 316,750.41 : x - Step 2: Convert to fraction form
531,542.97/733,707.05 = 316,750.41/x - Step 3: Cross multiply
531,542.97x = 733,707.05 × 316,750.41 - Step 4: Simplify right side
531,542.97x = 232,402,007,323.64 - Step 5: Solve for x
x = 232,402,007,323.64/531,542.97 - Step 6: Final answer
x = 437,221.49
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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.