Finding the Fourth Proportional to 530,717.63, 796,076.44 and 156,769.79
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Solution
The fourth proportional to 530,717.63, 796,076.44 and 156,769.79 is: 235,154.68
Step by Step Solution
- Step 1: Write the proportion equation
530,717.63 : 796,076.44 = 156,769.79 : x - Step 2: Convert to fraction form
530,717.63/796,076.44 = 156,769.79/x - Step 3: Cross multiply
530,717.63x = 796,076.44 × 156,769.79 - Step 4: Simplify right side
530,717.63x = 124,800,731,950.44 - Step 5: Solve for x
x = 124,800,731,950.44/530,717.63 - Step 6: Final answer
x = 235,154.68
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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.