Finding the Fourth Proportional to 299,117.80, 448,676.70 and 174,701.80
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Solution
The fourth proportional to 299,117.80, 448,676.70 and 174,701.80 is: 262,052.70
Step by Step Solution
- Step 1: Write the proportion equation
299,117.80 : 448,676.70 = 174,701.80 : x - Step 2: Convert to fraction form
299,117.80/448,676.70 = 174,701.80/x - Step 3: Cross multiply
299,117.80x = 448,676.70 × 174,701.80 - Step 4: Simplify right side
299,117.80x = 78,384,627,108.06 - Step 5: Solve for x
x = 78,384,627,108.06/299,117.80 - Step 6: Final answer
x = 262,052.70
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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.