Finding the Fourth Proportional to 1,589,313.33, 2,193,279.81 and 864,165.95
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Solution
The fourth proportional to 1,589,313.33, 2,193,279.81 and 864,165.95 is: 1,192,563.91
Step by Step Solution
- Step 1: Write the proportion equation
1,589,313.33 : 2,193,279.81 = 864,165.95 : x - Step 2: Convert to fraction form
1,589,313.33/2,193,279.81 = 864,165.95/x - Step 3: Cross multiply
1,589,313.33x = 2,193,279.81 × 864,165.95 - Step 4: Simplify right side
1,589,313.33x = 1,895,357,719,658.07 - Step 5: Solve for x
x = 1,895,357,719,658.07/1,589,313.33 - Step 6: Final answer
x = 1,192,563.91
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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.