Finding the Fourth Proportional to 441,978.24, 610,161.12 and 344,974.08
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Solution
The fourth proportional to 441,978.24, 610,161.12 and 344,974.08 is: 476,244.65
Step by Step Solution
- Step 1: Write the proportion equation
441,978.24 : 610,161.12 = 344,974.08 : x - Step 2: Convert to fraction form
441,978.24/610,161.12 = 344,974.08/x - Step 3: Cross multiply
441,978.24x = 610,161.12 × 344,974.08 - Step 4: Simplify right side
441,978.24x = 210,489,771,023.77 - Step 5: Solve for x
x = 210,489,771,023.77/441,978.24 - Step 6: Final answer
x = 476,244.65
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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.