Finding the Fourth Proportional to 763,620.02, 1,053,734.17 and 441,350.99
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Solution
The fourth proportional to 763,620.02, 1,053,734.17 and 441,350.99 is: 609,028.84
Step by Step Solution
- Step 1: Write the proportion equation
763,620.02 : 1,053,734.17 = 441,350.99 : x - Step 2: Convert to fraction form
763,620.02/1,053,734.17 = 441,350.99/x - Step 3: Cross multiply
763,620.02x = 1,053,734.17 × 441,350.99 - Step 4: Simplify right side
763,620.02x = 465,066,616,491.99 - Step 5: Solve for x
x = 465,066,616,491.99/763,620.02 - Step 6: Final answer
x = 609,028.84
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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.