Finding the Fourth Proportional to 441,797.24, 609,487.64 and 278,354.52
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Solution
The fourth proportional to 441,797.24, 609,487.64 and 278,354.52 is: 384,007.92
Step by Step Solution
- Step 1: Write the proportion equation
441,797.24 : 609,487.64 = 278,354.52 : x - Step 2: Convert to fraction form
441,797.24/609,487.64 = 278,354.52/x - Step 3: Cross multiply
441,797.24x = 609,487.64 × 278,354.52 - Step 4: Simplify right side
441,797.24x = 169,653,639,478.13 - Step 5: Solve for x
x = 169,653,639,478.13/441,797.24 - Step 6: Final answer
x = 384,007.92
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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.