Finding the Fourth Proportional to 558,103.79, 837,160.20 and 179,025.09
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Solution
The fourth proportional to 558,103.79, 837,160.20 and 179,025.09 is: 268,539.09
Step by Step Solution
- Step 1: Write the proportion equation
558,103.79 : 837,160.20 = 179,025.09 : x - Step 2: Convert to fraction form
558,103.79/837,160.20 = 179,025.09/x - Step 3: Cross multiply
558,103.79x = 837,160.20 × 179,025.09 - Step 4: Simplify right side
558,103.79x = 149,872,680,149.42 - Step 5: Solve for x
x = 149,872,680,149.42/558,103.79 - Step 6: Final answer
x = 268,539.09
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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.