Finding the Fourth Proportional to 351,359.68, 484,876.50 and 190,214.68
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Solution
The fourth proportional to 351,359.68, 484,876.50 and 190,214.68 is: 262,496.34
Step by Step Solution
- Step 1: Write the proportion equation
351,359.68 : 484,876.50 = 190,214.68 : x - Step 2: Convert to fraction form
351,359.68/484,876.50 = 190,214.68/x - Step 3: Cross multiply
351,359.68x = 484,876.50 × 190,214.68 - Step 4: Simplify right side
351,359.68x = 92,230,628,287.02 - Step 5: Solve for x
x = 92,230,628,287.02/351,359.68 - Step 6: Final answer
x = 262,496.34
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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.