Finding the Fourth Proportional to 534,707.11, 737,895.99 and 292,987.72
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Solution
The fourth proportional to 534,707.11, 737,895.99 and 292,987.72 is: 404,323.15
Step by Step Solution
- Step 1: Write the proportion equation
534,707.11 : 737,895.99 = 292,987.72 : x - Step 2: Convert to fraction form
534,707.11/737,895.99 = 292,987.72/x - Step 3: Cross multiply
534,707.11x = 737,895.99 × 292,987.72 - Step 4: Simplify right side
534,707.11x = 216,194,463,707.24 - Step 5: Solve for x
x = 216,194,463,707.24/534,707.11 - Step 6: Final answer
x = 404,323.15
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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.