Finding the Fourth Proportional to 737,207.09, 1,017,378.53 and 414,938.06
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Solution
The fourth proportional to 737,207.09, 1,017,378.53 and 414,938.06 is: 572,632.95
Step by Step Solution
- Step 1: Write the proportion equation
737,207.09 : 1,017,378.53 = 414,938.06 : x - Step 2: Convert to fraction form
737,207.09/1,017,378.53 = 414,938.06/x - Step 3: Cross multiply
737,207.09x = 1,017,378.53 × 414,938.06 - Step 4: Simplify right side
737,207.09x = 422,149,066,362.27 - Step 5: Solve for x
x = 422,149,066,362.27/737,207.09 - Step 6: Final answer
x = 572,632.95
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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.