Finding the Fourth Proportional to 984,232.76, 1,358,241.08 and 531,523.76
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Solution
The fourth proportional to 984,232.76, 1,358,241.08 and 531,523.76 is: 733,502.71
Step by Step Solution
- Step 1: Write the proportion equation
984,232.76 : 1,358,241.08 = 531,523.76 : x - Step 2: Convert to fraction form
984,232.76/1,358,241.08 = 531,523.76/x - Step 3: Cross multiply
984,232.76x = 1,358,241.08 × 531,523.76 - Step 4: Simplify right side
984,232.76x = 721,937,396,379.24 - Step 5: Solve for x
x = 721,937,396,379.24/984,232.76 - Step 6: Final answer
x = 733,502.71
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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.