Finding the Fourth Proportional to 944,081.74, 1,302,847.74 and 514,361.74
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Solution
The fourth proportional to 944,081.74, 1,302,847.74 and 514,361.74 is: 709,827.34
Step by Step Solution
- Step 1: Write the proportion equation
944,081.74 : 1,302,847.74 = 514,361.74 : x - Step 2: Convert to fraction form
944,081.74/1,302,847.74 = 514,361.74/x - Step 3: Cross multiply
944,081.74x = 1,302,847.74 × 514,361.74 - Step 4: Simplify right side
944,081.74x = 670,135,030,501.47 - Step 5: Solve for x
x = 670,135,030,501.47/944,081.74 - Step 6: Final answer
x = 709,827.34
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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.