Finding the Fourth Proportional to 464,324.32, 696,486.48 and 306,515.80
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Solution
The fourth proportional to 464,324.32, 696,486.48 and 306,515.80 is: 459,773.70
Step by Step Solution
- Step 1: Write the proportion equation
464,324.32 : 696,486.48 = 306,515.80 : x - Step 2: Convert to fraction form
464,324.32/696,486.48 = 306,515.80/x - Step 3: Cross multiply
464,324.32x = 696,486.48 × 306,515.80 - Step 4: Simplify right side
464,324.32x = 213,484,110,606.38 - Step 5: Solve for x
x = 213,484,110,606.38/464,324.32 - Step 6: Final answer
x = 459,773.70
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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.