Finding the Fourth Proportional to 1,036,276.80, 1,554,415.20 and 362,134.05
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Solution
The fourth proportional to 1,036,276.80, 1,554,415.20 and 362,134.05 is: 543,201.08
Step by Step Solution
- Step 1: Write the proportion equation
1,036,276.80 : 1,554,415.20 = 362,134.05 : x - Step 2: Convert to fraction form
1,036,276.80/1,554,415.20 = 362,134.05/x - Step 3: Cross multiply
1,036,276.80x = 1,554,415.20 × 362,134.05 - Step 4: Simplify right side
1,036,276.80x = 562,906,671,757.56 - Step 5: Solve for x
x = 562,906,671,757.56/1,036,276.80 - Step 6: Final answer
x = 543,201.08
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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.