Finding the Fourth Proportional to 1,721,354.19, 2,581,937.84 and 523,183.09
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Solution
The fourth proportional to 1,721,354.19, 2,581,937.84 and 523,183.09 is: 784,746.23
Step by Step Solution
- Step 1: Write the proportion equation
1,721,354.19 : 2,581,937.84 = 523,183.09 : x - Step 2: Convert to fraction form
1,721,354.19/2,581,937.84 = 523,183.09/x - Step 3: Cross multiply
1,721,354.19x = 2,581,937.84 × 523,183.09 - Step 4: Simplify right side
1,721,354.19x = 1,350,826,217,319.13 - Step 5: Solve for x
x = 1,350,826,217,319.13/1,721,354.19 - Step 6: Final answer
x = 784,746.23
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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.