Finding the Fourth Proportional to 366,894.13, 550,395.88 and 130,216.99
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Solution
The fourth proportional to 366,894.13, 550,395.88 and 130,216.99 is: 195,344.90
Step by Step Solution
- Step 1: Write the proportion equation
366,894.13 : 550,395.88 = 130,216.99 : x - Step 2: Convert to fraction form
366,894.13/550,395.88 = 130,216.99/x - Step 3: Cross multiply
366,894.13x = 550,395.88 × 130,216.99 - Step 4: Simplify right side
366,894.13x = 71,670,896,177.99 - Step 5: Solve for x
x = 71,670,896,177.99/366,894.13 - Step 6: Final answer
x = 195,344.90
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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.