Finding the Fourth Proportional to 481,506.80, 722,536.76 and 376,029.68
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Solution
The fourth proportional to 481,506.80, 722,536.76 and 376,029.68 is: 564,260.50
Step by Step Solution
- Step 1: Write the proportion equation
481,506.80 : 722,536.76 = 376,029.68 : x - Step 2: Convert to fraction form
481,506.80/722,536.76 = 376,029.68/x - Step 3: Cross multiply
481,506.80x = 722,536.76 × 376,029.68 - Step 4: Simplify right side
481,506.80x = 271,695,266,651.04 - Step 5: Solve for x
x = 271,695,266,651.04/481,506.80 - Step 6: Final answer
x = 564,260.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.