Finding the Fourth Proportional to 414,591.36, 572,129.39 and 233,303.19
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Solution
The fourth proportional to 414,591.36, 572,129.39 and 233,303.19 is: 321,954.64
Step by Step Solution
- Step 1: Write the proportion equation
414,591.36 : 572,129.39 = 233,303.19 : x - Step 2: Convert to fraction form
414,591.36/572,129.39 = 233,303.19/x - Step 3: Cross multiply
414,591.36x = 572,129.39 × 233,303.19 - Step 4: Simplify right side
414,591.36x = 133,479,610,613.24 - Step 5: Solve for x
x = 133,479,610,613.24/414,591.36 - Step 6: Final answer
x = 321,954.64
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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.