Finding the Fourth Proportional to 453,385.08, 680,160.24 and 186,997.68
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Solution
The fourth proportional to 453,385.08, 680,160.24 and 186,997.68 is: 280,530.60
Step by Step Solution
- Step 1: Write the proportion equation
453,385.08 : 680,160.24 = 186,997.68 : x - Step 2: Convert to fraction form
453,385.08/680,160.24 = 186,997.68/x - Step 3: Cross multiply
453,385.08x = 680,160.24 × 186,997.68 - Step 4: Simplify right side
453,385.08x = 127,188,386,908.24 - Step 5: Solve for x
x = 127,188,386,908.24/453,385.08 - Step 6: Final answer
x = 280,530.60
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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.