Finding the Fourth Proportional to 674,552.19, 930,845.48 and 372,726.75
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Solution
The fourth proportional to 674,552.19, 930,845.48 and 372,726.75 is: 514,342.72
Step by Step Solution
- Step 1: Write the proportion equation
674,552.19 : 930,845.48 = 372,726.75 : x - Step 2: Convert to fraction form
674,552.19/930,845.48 = 372,726.75/x - Step 3: Cross multiply
674,552.19x = 930,845.48 × 372,726.75 - Step 4: Simplify right side
674,552.19x = 346,951,008,648.96 - Step 5: Solve for x
x = 346,951,008,648.96/674,552.19 - Step 6: Final answer
x = 514,342.72
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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.