Finding the Fourth Proportional to 366,740.81, 506,268.02 and 230,974.23
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Solution
The fourth proportional to 366,740.81, 506,268.02 and 230,974.23 is: 318,848.80
Step by Step Solution
- Step 1: Write the proportion equation
366,740.81 : 506,268.02 = 230,974.23 : x - Step 2: Convert to fraction form
366,740.81/506,268.02 = 230,974.23/x - Step 3: Cross multiply
366,740.81x = 506,268.02 × 230,974.23 - Step 4: Simplify right side
366,740.81x = 116,934,868,569.07 - Step 5: Solve for x
x = 116,934,868,569.07/366,740.81 - Step 6: Final answer
x = 318,848.80
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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.