Finding the Fourth Proportional to 293,197.05, 404,655.35 and 185,777.08
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Solution
The fourth proportional to 293,197.05, 404,655.35 and 185,777.08 is: 256,399.88
Step by Step Solution
- Step 1: Write the proportion equation
293,197.05 : 404,655.35 = 185,777.08 : x - Step 2: Convert to fraction form
293,197.05/404,655.35 = 185,777.08/x - Step 3: Cross multiply
293,197.05x = 404,655.35 × 185,777.08 - Step 4: Simplify right side
293,197.05x = 75,175,687,388.85 - Step 5: Solve for x
x = 75,175,687,388.85/293,197.05 - Step 6: Final answer
x = 256,399.88
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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.