Finding the Fourth Proportional to 325,124.60, 448,641.52 and 202,605.62
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Solution
The fourth proportional to 325,124.60, 448,641.52 and 202,605.62 is: 279,576.79
Step by Step Solution
- Step 1: Write the proportion equation
325,124.60 : 448,641.52 = 202,605.62 : x - Step 2: Convert to fraction form
325,124.60/448,641.52 = 202,605.62/x - Step 3: Cross multiply
325,124.60x = 448,641.52 × 202,605.62 - Step 4: Simplify right side
325,124.60x = 90,897,290,567.62 - Step 5: Solve for x
x = 90,897,290,567.62/325,124.60 - Step 6: Final answer
x = 279,576.79
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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.