Finding the Fourth Proportional to 534,617.63, 737,590.68 and 305,009.97
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Solution
The fourth proportional to 534,617.63, 737,590.68 and 305,009.97 is: 420,810.12
Step by Step Solution
- Step 1: Write the proportion equation
534,617.63 : 737,590.68 = 305,009.97 : x - Step 2: Convert to fraction form
534,617.63/737,590.68 = 305,009.97/x - Step 3: Cross multiply
534,617.63x = 737,590.68 × 305,009.97 - Step 4: Simplify right side
534,617.63x = 224,972,505,966.08 - Step 5: Solve for x
x = 224,972,505,966.08/534,617.63 - Step 6: Final answer
x = 420,810.12
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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.