Finding the Fourth Proportional to 701,826.84, 968,615.82 and 395,965.98
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Solution
The fourth proportional to 701,826.84, 968,615.82 and 395,965.98 is: 546,486.53
Step by Step Solution
- Step 1: Write the proportion equation
701,826.84 : 968,615.82 = 395,965.98 : x - Step 2: Convert to fraction form
701,826.84/968,615.82 = 395,965.98/x - Step 3: Cross multiply
701,826.84x = 968,615.82 × 395,965.98 - Step 4: Simplify right side
701,826.84x = 383,538,916,042.11 - Step 5: Solve for x
x = 383,538,916,042.11/701,826.84 - Step 6: Final answer
x = 546,486.53
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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.