Finding the Fourth Proportional to 351,766.08, 485,435.30 and 190,616.99
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Solution
The fourth proportional to 351,766.08, 485,435.30 and 190,616.99 is: 263,050.41
Step by Step Solution
- Step 1: Write the proportion equation
351,766.08 : 485,435.30 = 190,616.99 : x - Step 2: Convert to fraction form
351,766.08/485,435.30 = 190,616.99/x - Step 3: Cross multiply
351,766.08x = 485,435.30 × 190,616.99 - Step 4: Simplify right side
351,766.08x = 92,532,212,345.49 - Step 5: Solve for x
x = 92,532,212,345.49/351,766.08 - Step 6: Final answer
x = 263,050.41
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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.