Finding the Fourth Proportional to 207,493.99, 286,474.13 and 169,344.67
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Solution
The fourth proportional to 207,493.99, 286,474.13 and 169,344.67 is: 233,803.72
Step by Step Solution
- Step 1: Write the proportion equation
207,493.99 : 286,474.13 = 169,344.67 : x - Step 2: Convert to fraction form
207,493.99/286,474.13 = 169,344.67/x - Step 3: Cross multiply
207,493.99x = 286,474.13 × 169,344.67 - Step 4: Simplify right side
207,493.99x = 48,512,864,729.29 - Step 5: Solve for x
x = 48,512,864,729.29/207,493.99 - Step 6: Final answer
x = 233,803.72
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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.