Finding the Fourth Proportional to 1,121,343.14, 1,682,757.59 and 616,256.84
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Solution
The fourth proportional to 1,121,343.14, 1,682,757.59 and 616,256.84 is: 924,793.53
Step by Step Solution
- Step 1: Write the proportion equation
1,121,343.14 : 1,682,757.59 = 616,256.84 : x - Step 2: Convert to fraction form
1,121,343.14/1,682,757.59 = 616,256.84/x - Step 3: Cross multiply
1,121,343.14x = 1,682,757.59 × 616,256.84 - Step 4: Simplify right side
1,121,343.14x = 1,037,010,876,440.06 - Step 5: Solve for x
x = 1,037,010,876,440.06/1,121,343.14 - Step 6: Final answer
x = 924,793.53
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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.