Finding the Fourth Proportional to 944,164.08, 1,302,909.84 and 514,447.41
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Solution
The fourth proportional to 944,164.08, 1,302,909.84 and 514,447.41 is: 709,917.49
Step by Step Solution
- Step 1: Write the proportion equation
944,164.08 : 1,302,909.84 = 514,447.41 : x - Step 2: Convert to fraction form
944,164.08/1,302,909.84 = 514,447.41/x - Step 3: Cross multiply
944,164.08x = 1,302,909.84 × 514,447.41 - Step 4: Simplify right side
944,164.08x = 670,278,592,651.51 - Step 5: Solve for x
x = 670,278,592,651.51/944,164.08 - Step 6: Final answer
x = 709,917.49
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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.