Finding the Fourth Proportional to 792,995.99, 1,094,305.12 and 430,412.14
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Solution
The fourth proportional to 792,995.99, 1,094,305.12 and 430,412.14 is: 593,952.83
Step by Step Solution
- Step 1: Write the proportion equation
792,995.99 : 1,094,305.12 = 430,412.14 : x - Step 2: Convert to fraction form
792,995.99/1,094,305.12 = 430,412.14/x - Step 3: Cross multiply
792,995.99x = 1,094,305.12 × 430,412.14 - Step 4: Simplify right side
792,995.99x = 471,002,208,804.01 - Step 5: Solve for x
x = 471,002,208,804.01/792,995.99 - Step 6: Final answer
x = 593,952.83
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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.