Finding the Fourth Proportional to 1,517,536.05, 2,094,137.28 and 829,231.53
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Solution
The fourth proportional to 1,517,536.05, 2,094,137.28 and 829,231.53 is: 1,144,305.37
Step by Step Solution
- Step 1: Write the proportion equation
1,517,536.05 : 2,094,137.28 = 829,231.53 : x - Step 2: Convert to fraction form
1,517,536.05/2,094,137.28 = 829,231.53/x - Step 3: Cross multiply
1,517,536.05x = 2,094,137.28 × 829,231.53 - Step 4: Simplify right side
1,517,536.05x = 1,736,524,652,871.42 - Step 5: Solve for x
x = 1,736,524,652,871.42/1,517,536.05 - Step 6: Final answer
x = 1,144,305.37
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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.