Finding the Fourth Proportional to 2,953,701.51, 4,431,299.99 and 823,785.68
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Solution
The fourth proportional to 2,953,701.51, 4,431,299.99 and 823,785.68 is: 1,235,887.05
Step by Step Solution
- Step 1: Write the proportion equation
2,953,701.51 : 4,431,299.99 = 823,785.68 : x - Step 2: Convert to fraction form
2,953,701.51/4,431,299.99 = 823,785.68/x - Step 3: Cross multiply
2,953,701.51x = 4,431,299.99 × 823,785.68 - Step 4: Simplify right side
2,953,701.51x = 3,650,441,449,270.72 - Step 5: Solve for x
x = 3,650,441,449,270.72/2,953,701.51 - Step 6: Final answer
x = 1,235,887.05
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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.