Finding the Fourth Proportional to 467,508.20, 699,512.70 and 310,044.20
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Solution
The fourth proportional to 467,508.20, 699,512.70 and 310,044.20 is: 463,905.99
Step by Step Solution
- Step 1: Write the proportion equation
467,508.20 : 699,512.70 = 310,044.20 : x - Step 2: Convert to fraction form
467,508.20/699,512.70 = 310,044.20/x - Step 3: Cross multiply
467,508.20x = 699,512.70 × 310,044.20 - Step 4: Simplify right side
467,508.20x = 216,879,855,461.34 - Step 5: Solve for x
x = 216,879,855,461.34/467,508.20 - Step 6: Final answer
x = 463,905.99
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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.