Finding the Fourth Proportional to 424,306.36, 585,544.86 and 233,332.12
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Solution
The fourth proportional to 424,306.36, 585,544.86 and 233,332.12 is: 321,999.47
Step by Step Solution
- Step 1: Write the proportion equation
424,306.36 : 585,544.86 = 233,332.12 : x - Step 2: Convert to fraction form
424,306.36/585,544.86 = 233,332.12/x - Step 3: Cross multiply
424,306.36x = 585,544.86 × 233,332.12 - Step 4: Simplify right side
424,306.36x = 136,626,423,538.90 - Step 5: Solve for x
x = 136,626,423,538.90/424,306.36 - Step 6: Final answer
x = 321,999.47
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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.