Finding the Fourth Proportional to 519,207.06, 716,571.45 and 301,369.17
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Solution
The fourth proportional to 519,207.06, 716,571.45 and 301,369.17 is: 415,927.59
Step by Step Solution
- Step 1: Write the proportion equation
519,207.06 : 716,571.45 = 301,369.17 : x - Step 2: Convert to fraction form
519,207.06/716,571.45 = 301,369.17/x - Step 3: Cross multiply
519,207.06x = 716,571.45 × 301,369.17 - Step 4: Simplify right side
519,207.06x = 215,952,543,132.20 - Step 5: Solve for x
x = 215,952,543,132.20/519,207.06 - Step 6: Final answer
x = 415,927.59
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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.