Finding the Fourth Proportional to 392,536.20, 541,750.50 and 265,204.20
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Solution
The fourth proportional to 392,536.20, 541,750.50 and 265,204.20 is: 366,015.94
Step by Step Solution
- Step 1: Write the proportion equation
392,536.20 : 541,750.50 = 265,204.20 : x - Step 2: Convert to fraction form
392,536.20/541,750.50 = 265,204.20/x - Step 3: Cross multiply
392,536.20x = 541,750.50 × 265,204.20 - Step 4: Simplify right side
392,536.20x = 143,674,507,952.10 - Step 5: Solve for x
x = 143,674,507,952.10/392,536.20 - Step 6: Final answer
x = 366,015.94
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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.