Finding the Fourth Proportional to 519,173.16, 716,323.14 and 304,197.96
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Solution
The fourth proportional to 519,173.16, 716,323.14 and 304,197.96 is: 419,713.60
Step by Step Solution
- Step 1: Write the proportion equation
519,173.16 : 716,323.14 = 304,197.96 : x - Step 2: Convert to fraction form
519,173.16/716,323.14 = 304,197.96/x - Step 3: Cross multiply
519,173.16x = 716,323.14 × 304,197.96 - Step 4: Simplify right side
519,173.16x = 217,904,037,888.79 - Step 5: Solve for x
x = 217,904,037,888.79/519,173.16 - Step 6: Final answer
x = 419,713.60
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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.