Finding the Fourth Proportional to 232,323.23, 320,704.13 and 156,973.79
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Solution
The fourth proportional to 232,323.23, 320,704.13 and 156,973.79 is: 216,690.09
Step by Step Solution
- Step 1: Write the proportion equation
232,323.23 : 320,704.13 = 156,973.79 : x - Step 2: Convert to fraction form
232,323.23/320,704.13 = 156,973.79/x - Step 3: Cross multiply
232,323.23x = 320,704.13 × 156,973.79 - Step 4: Simplify right side
232,323.23x = 50,342,142,754.75 - Step 5: Solve for x
x = 50,342,142,754.75/232,323.23 - Step 6: Final answer
x = 216,690.09
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1.5x scale
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.