Finding the Fourth Proportional to 1,236,930.56, 1,855,366.68 and 395,489.60
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Solution
The fourth proportional to 1,236,930.56, 1,855,366.68 and 395,489.60 is: 593,225.08
Step by Step Solution
- Step 1: Write the proportion equation
1,236,930.56 : 1,855,366.68 = 395,489.60 : x - Step 2: Convert to fraction form
1,236,930.56/1,855,366.68 = 395,489.60/x - Step 3: Cross multiply
1,236,930.56x = 1,855,366.68 × 395,489.60 - Step 4: Simplify right side
1,236,930.56x = 733,778,226,126.53 - Step 5: Solve for x
x = 733,778,226,126.53/1,236,930.56 - Step 6: Final answer
x = 593,225.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.