Finding the Fourth Proportional to 296,005.99, 408,482.17 and 161,869.99
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Solution
The fourth proportional to 296,005.99, 408,482.17 and 161,869.99 is: 223,377.25
Step by Step Solution
- Step 1: Write the proportion equation
296,005.99 : 408,482.17 = 161,869.99 : x - Step 2: Convert to fraction form
296,005.99/408,482.17 = 161,869.99/x - Step 3: Cross multiply
296,005.99x = 408,482.17 × 161,869.99 - Step 4: Simplify right side
296,005.99x = 66,121,004,773.08 - Step 5: Solve for x
x = 66,121,004,773.08/296,005.99 - Step 6: Final answer
x = 223,377.25
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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.