Finding the Fourth Proportional to 476,708.44, 715,062.28 and 121,722.52
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Solution
The fourth proportional to 476,708.44, 715,062.28 and 121,722.52 is: 182,583.68
Step by Step Solution
- Step 1: Write the proportion equation
476,708.44 : 715,062.28 = 121,722.52 : x - Step 2: Convert to fraction form
476,708.44/715,062.28 = 121,722.52/x - Step 3: Cross multiply
476,708.44x = 715,062.28 × 121,722.52 - Step 4: Simplify right side
476,708.44x = 87,039,182,678.55 - Step 5: Solve for x
x = 87,039,182,678.55/476,708.44 - Step 6: Final answer
x = 182,583.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.