Finding the Fourth Proportional to 752,067, 1,037,852.52 and 412,536.12
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Solution
The fourth proportional to 752,067, 1,037,852.52 and 412,536.12 is: 569,299.88
Step by Step Solution
- Step 1: Write the proportion equation
752,067 : 1,037,852.52 = 412,536.12 : x - Step 2: Convert to fraction form
752,067/1,037,852.52 = 412,536.12/x - Step 3: Cross multiply
752,067x = 1,037,852.52 × 412,536.12 - Step 4: Simplify right side
752,067x = 428,151,651,733.02 - Step 5: Solve for x
x = 428,151,651,733.02/752,067 - Step 6: Final answer
x = 569,299.88
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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.