Finding the Fourth Proportional to 545,859.70, 817,234.35 and 483,651.70
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Solution
The fourth proportional to 545,859.70, 817,234.35 and 483,651.70 is: 724,099.59
Step by Step Solution
- Step 1: Write the proportion equation
545,859.70 : 817,234.35 = 483,651.70 : x - Step 2: Convert to fraction form
545,859.70/817,234.35 = 483,651.70/x - Step 3: Cross multiply
545,859.70x = 817,234.35 × 483,651.70 - Step 4: Simplify right side
545,859.70x = 395,256,782,675.90 - Step 5: Solve for x
x = 395,256,782,675.90/545,859.70 - Step 6: Final answer
x = 724,099.59
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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.