Finding the Fourth Proportional to 416,909.99, 625,358.39 and 132,596.45
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Solution
The fourth proportional to 416,909.99, 625,358.39 and 132,596.45 is: 198,892.57
Step by Step Solution
- Step 1: Write the proportion equation
416,909.99 : 625,358.39 = 132,596.45 : x - Step 2: Convert to fraction form
416,909.99/625,358.39 = 132,596.45/x - Step 3: Cross multiply
416,909.99x = 625,358.39 × 132,596.45 - Step 4: Simplify right side
416,909.99x = 82,920,298,701.94 - Step 5: Solve for x
x = 82,920,298,701.94/416,909.99 - Step 6: Final answer
x = 198,892.57
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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.