Finding the Fourth Proportional to 892,753.19, 1,232,195.56 and 586,857.83
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Solution
The fourth proportional to 892,753.19, 1,232,195.56 and 586,857.83 is: 809,992.75
Step by Step Solution
- Step 1: Write the proportion equation
892,753.19 : 1,232,195.56 = 586,857.83 : x - Step 2: Convert to fraction form
892,753.19/1,232,195.56 = 586,857.83/x - Step 3: Cross multiply
892,753.19x = 1,232,195.56 × 586,857.83 - Step 4: Simplify right side
892,753.19x = 723,123,604,849.11 - Step 5: Solve for x
x = 723,123,604,849.11/892,753.19 - Step 6: Final answer
x = 809,992.75
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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.