Finding the Fourth Proportional to 1,707,183.70, 2,560,775.55 and 856,878.10
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Solution
The fourth proportional to 1,707,183.70, 2,560,775.55 and 856,878.10 is: 1,285,317.15
Step by Step Solution
- Step 1: Write the proportion equation
1,707,183.70 : 2,560,775.55 = 856,878.10 : x - Step 2: Convert to fraction form
1,707,183.70/2,560,775.55 = 856,878.10/x - Step 3: Cross multiply
1,707,183.70x = 2,560,775.55 × 856,878.10 - Step 4: Simplify right side
1,707,183.70x = 2,194,272,487,810.45 - Step 5: Solve for x
x = 2,194,272,487,810.45/1,707,183.70 - Step 6: Final answer
x = 1,285,317.15
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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.