Finding the Fourth Proportional to 534,626.99, 737,785.23 and 292,918.72
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Solution
The fourth proportional to 534,626.99, 737,785.23 and 292,918.72 is: 404,227.82
Step by Step Solution
- Step 1: Write the proportion equation
534,626.99 : 737,785.23 = 292,918.72 : x - Step 2: Convert to fraction form
534,626.99/737,785.23 = 292,918.72/x - Step 3: Cross multiply
534,626.99x = 737,785.23 × 292,918.72 - Step 4: Simplify right side
534,626.99x = 216,111,105,206.51 - Step 5: Solve for x
x = 216,111,105,206.51/534,626.99 - Step 6: Final answer
x = 404,227.82
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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.