Finding the Fourth Proportional to 574,315.35, 861,473.07 and 153,580.29
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Solution
The fourth proportional to 574,315.35, 861,473.07 and 153,580.29 is: 230,370.45
Step by Step Solution
- Step 1: Write the proportion equation
574,315.35 : 861,473.07 = 153,580.29 : x - Step 2: Convert to fraction form
574,315.35/861,473.07 = 153,580.29/x - Step 3: Cross multiply
574,315.35x = 861,473.07 × 153,580.29 - Step 4: Simplify right side
574,315.35x = 132,305,283,917.79 - Step 5: Solve for x
x = 132,305,283,917.79/574,315.35 - Step 6: Final answer
x = 230,370.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.