Finding the Fourth Proportional to 524,697.12, 724,066.56 and 295,267.68
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Solution
The fourth proportional to 524,697.12, 724,066.56 and 295,267.68 is: 407,460.70
Step by Step Solution
- Step 1: Write the proportion equation
524,697.12 : 724,066.56 = 295,267.68 : x - Step 2: Convert to fraction form
524,697.12/724,066.56 = 295,267.68/x - Step 3: Cross multiply
524,697.12x = 724,066.56 × 295,267.68 - Step 4: Simplify right side
524,697.12x = 213,793,453,336.78 - Step 5: Solve for x
x = 213,793,453,336.78/524,697.12 - Step 6: Final answer
x = 407,460.70
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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.