Finding the Fourth Proportional to 530,776.75, 796,299.99 and 156,799.75
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Solution
The fourth proportional to 530,776.75, 796,299.99 and 156,799.75 is: 235,239.47
Step by Step Solution
- Step 1: Write the proportion equation
530,776.75 : 796,299.99 = 156,799.75 : x - Step 2: Convert to fraction form
530,776.75/796,299.99 = 156,799.75/x - Step 3: Cross multiply
530,776.75x = 796,299.99 × 156,799.75 - Step 4: Simplify right side
530,776.75x = 124,859,639,357.00 - Step 5: Solve for x
x = 124,859,639,357.00/530,776.75 - Step 6: Final answer
x = 235,239.47
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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.