Finding the Fourth Proportional to 1,451,528.99, 2,003,178.36 and 806,959.94
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Solution
The fourth proportional to 1,451,528.99, 2,003,178.36 and 806,959.94 is: 1,113,642.72
Step by Step Solution
- Step 1: Write the proportion equation
1,451,528.99 : 2,003,178.36 = 806,959.94 : x - Step 2: Convert to fraction form
1,451,528.99/2,003,178.36 = 806,959.94/x - Step 3: Cross multiply
1,451,528.99x = 2,003,178.36 × 806,959.94 - Step 4: Simplify right side
1,451,528.99x = 1,616,484,689,194.90 - Step 5: Solve for x
x = 1,616,484,689,194.90/1,451,528.99 - Step 6: Final answer
x = 1,113,642.72
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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.