Finding the Fourth Proportional to 1,485,604.71, 2,050,134.48 and 806,541.21
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Solution
The fourth proportional to 1,485,604.71, 2,050,134.48 and 806,541.21 is: 1,113,026.86
Step by Step Solution
- Step 1: Write the proportion equation
1,485,604.71 : 2,050,134.48 = 806,541.21 : x - Step 2: Convert to fraction form
1,485,604.71/2,050,134.48 = 806,541.21/x - Step 3: Cross multiply
1,485,604.71x = 2,050,134.48 × 806,541.21 - Step 4: Simplify right side
1,485,604.71x = 1,653,517,944,161.92 - Step 5: Solve for x
x = 1,653,517,944,161.92/1,485,604.71 - Step 6: Final answer
x = 1,113,026.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.