Finding the Fourth Proportional to 361,003.37, 541,497.78 and 124,340.81
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Solution
The fourth proportional to 361,003.37, 541,497.78 and 124,340.81 is: 186,508.70
Step by Step Solution
- Step 1: Write the proportion equation
361,003.37 : 541,497.78 = 124,340.81 : x - Step 2: Convert to fraction form
361,003.37/541,497.78 = 124,340.81/x - Step 3: Cross multiply
361,003.37x = 541,497.78 × 124,340.81 - Step 4: Simplify right side
361,003.37x = 67,330,269,870.91 - Step 5: Solve for x
x = 67,330,269,870.91/361,003.37 - Step 6: Final answer
x = 186,508.70
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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.