Finding the Fourth Proportional to 995,351.70, 1,493,027.55 and 746,519.70
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Solution
The fourth proportional to 995,351.70, 1,493,027.55 and 746,519.70 is: 1,119,779.55
Step by Step Solution
- Step 1: Write the proportion equation
995,351.70 : 1,493,027.55 = 746,519.70 : x - Step 2: Convert to fraction form
995,351.70/1,493,027.55 = 746,519.70/x - Step 3: Cross multiply
995,351.70x = 1,493,027.55 × 746,519.70 - Step 4: Simplify right side
995,351.70x = 1,114,574,478,717.73 - Step 5: Solve for x
x = 1,114,574,478,717.73/995,351.70 - Step 6: Final answer
x = 1,119,779.55
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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.