Finding the Fourth Proportional to 293,117.80, 439,676.70 and 168,701.80
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Solution
The fourth proportional to 293,117.80, 439,676.70 and 168,701.80 is: 253,052.70
Step by Step Solution
- Step 1: Write the proportion equation
293,117.80 : 439,676.70 = 168,701.80 : x - Step 2: Convert to fraction form
293,117.80/439,676.70 = 168,701.80/x - Step 3: Cross multiply
293,117.80x = 439,676.70 × 168,701.80 - Step 4: Simplify right side
293,117.80x = 74,174,250,708.06 - Step 5: Solve for x
x = 74,174,250,708.06/293,117.80 - Step 6: Final answer
x = 253,052.70
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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.