Finding the Fourth Proportional to 524,628.68, 787,020.30 and 169,524.68
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Solution
The fourth proportional to 524,628.68, 787,020.30 and 169,524.68 is: 254,311.99
Step by Step Solution
- Step 1: Write the proportion equation
524,628.68 : 787,020.30 = 169,524.68 : x - Step 2: Convert to fraction form
524,628.68/787,020.30 = 169,524.68/x - Step 3: Cross multiply
524,628.68x = 787,020.30 × 169,524.68 - Step 4: Simplify right side
524,628.68x = 133,419,364,511.00 - Step 5: Solve for x
x = 133,419,364,511.00/524,628.68 - Step 6: Final answer
x = 254,311.99
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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.