Finding the Fourth Proportional to 854,214.24, 1,178,533.92 and 548,461.92
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Solution
The fourth proportional to 854,214.24, 1,178,533.92 and 548,461.92 is: 756,696.56
Step by Step Solution
- Step 1: Write the proportion equation
854,214.24 : 1,178,533.92 = 548,461.92 : x - Step 2: Convert to fraction form
854,214.24/1,178,533.92 = 548,461.92/x - Step 3: Cross multiply
854,214.24x = 1,178,533.92 × 548,461.92 - Step 4: Simplify right side
854,214.24x = 646,380,976,548.33 - Step 5: Solve for x
x = 646,380,976,548.33/854,214.24 - Step 6: Final answer
x = 756,696.56
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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.