Finding the Fourth Proportional to 746,536.08, 1,119,474.68 and 213,936.24
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Solution
The fourth proportional to 746,536.08, 1,119,474.68 and 213,936.24 is: 320,809.95
Step by Step Solution
- Step 1: Write the proportion equation
746,536.08 : 1,119,474.68 = 213,936.24 : x - Step 2: Convert to fraction form
746,536.08/1,119,474.68 = 213,936.24/x - Step 3: Cross multiply
746,536.08x = 1,119,474.68 × 213,936.24 - Step 4: Simplify right side
746,536.08x = 239,496,203,814.40 - Step 5: Solve for x
x = 239,496,203,814.40/746,536.08 - Step 6: Final answer
x = 320,809.95
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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.