Finding the Fourth Proportional to 792,967.63, 1,094,296.53 and 430,391.62
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Solution
The fourth proportional to 792,967.63, 1,094,296.53 and 430,391.62 is: 593,941.08
Step by Step Solution
- Step 1: Write the proportion equation
792,967.63 : 1,094,296.53 = 430,391.62 : x - Step 2: Convert to fraction form
792,967.63/1,094,296.53 = 430,391.62/x - Step 3: Cross multiply
792,967.63x = 1,094,296.53 × 430,391.62 - Step 4: Simplify right side
792,967.63x = 470,976,051,419.38 - Step 5: Solve for x
x = 470,976,051,419.38/792,967.63 - Step 6: Final answer
x = 593,941.08
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1.5x scale
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.