Finding the Fourth Proportional to 342,673.68, 514,482.21 and 174,307.94
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Solution
The fourth proportional to 342,673.68, 514,482.21 and 174,307.94 is: 261,701.84
Step by Step Solution
- Step 1: Write the proportion equation
342,673.68 : 514,482.21 = 174,307.94 : x - Step 2: Convert to fraction form
342,673.68/514,482.21 = 174,307.94/x - Step 3: Cross multiply
342,673.68x = 514,482.21 × 174,307.94 - Step 4: Simplify right side
342,673.68x = 89,678,334,191.75 - Step 5: Solve for x
x = 89,678,334,191.75/342,673.68 - Step 6: Final answer
x = 261,701.84
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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.