Finding the Fourth Proportional to 737,430.16, 1,017,673.31 and 415,152.49
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Solution
The fourth proportional to 737,430.16, 1,017,673.31 and 415,152.49 is: 572,921.52
Step by Step Solution
- Step 1: Write the proportion equation
737,430.16 : 1,017,673.31 = 415,152.49 : x - Step 2: Convert to fraction form
737,430.16/1,017,673.31 = 415,152.49/x - Step 3: Cross multiply
737,430.16x = 1,017,673.31 × 415,152.49 - Step 4: Simplify right side
737,430.16x = 422,489,608,653.04 - Step 5: Solve for x
x = 422,489,608,653.04/737,430.16 - Step 6: Final answer
x = 572,921.52
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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.