Finding the Fourth Proportional to 293,989.94, 440,983.26 and 107,001.44
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Solution
The fourth proportional to 293,989.94, 440,983.26 and 107,001.44 is: 160,501.55
Step by Step Solution
- Step 1: Write the proportion equation
293,989.94 : 440,983.26 = 107,001.44 : x - Step 2: Convert to fraction form
293,989.94/440,983.26 = 107,001.44/x - Step 3: Cross multiply
293,989.94x = 440,983.26 × 107,001.44 - Step 4: Simplify right side
293,989.94x = 47,185,841,630.98 - Step 5: Solve for x
x = 47,185,841,630.98/293,989.94 - Step 6: Final answer
x = 160,501.55
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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.