Finding the Fourth Proportional to 410,120.82, 615,232.26 and 173,403.59
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Solution
The fourth proportional to 410,120.82, 615,232.26 and 173,403.59 is: 260,126.95
Step by Step Solution
- Step 1: Write the proportion equation
410,120.82 : 615,232.26 = 173,403.59 : x - Step 2: Convert to fraction form
410,120.82/615,232.26 = 173,403.59/x - Step 3: Cross multiply
410,120.82x = 615,232.26 × 173,403.59 - Step 4: Simplify right side
410,120.82x = 106,683,479,491.65 - Step 5: Solve for x
x = 106,683,479,491.65/410,120.82 - Step 6: Final answer
x = 260,126.95
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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.