Finding the Fourth Proportional to 464,221.13, 696,331.70 and 306,412.67
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Solution
The fourth proportional to 464,221.13, 696,331.70 and 306,412.67 is: 459,619.01
Step by Step Solution
- Step 1: Write the proportion equation
464,221.13 : 696,331.70 = 306,412.67 : x - Step 2: Convert to fraction form
464,221.13/696,331.70 = 306,412.67/x - Step 3: Cross multiply
464,221.13x = 696,331.70 × 306,412.67 - Step 4: Simplify right side
464,221.13x = 213,364,855,402.64 - Step 5: Solve for x
x = 213,364,855,402.64/464,221.13 - Step 6: Final answer
x = 459,619.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.