Finding the Fourth Proportional to 793,451.96, 1,094,482.86 and 470,949.56
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Solution
The fourth proportional to 793,451.96, 1,094,482.86 and 470,949.56 is: 649,624.99
Step by Step Solution
- Step 1: Write the proportion equation
793,451.96 : 1,094,482.86 = 470,949.56 : x - Step 2: Convert to fraction form
793,451.96/1,094,482.86 = 470,949.56/x - Step 3: Cross multiply
793,451.96x = 1,094,482.86 × 470,949.56 - Step 4: Simplify right side
793,451.96x = 515,446,221,344.54 - Step 5: Solve for x
x = 515,446,221,344.54/793,451.96 - Step 6: Final answer
x = 649,624.99
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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.