Finding the Fourth Proportional to 295,252.40, 442,878.60 and 293,502.80
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Solution
The fourth proportional to 295,252.40, 442,878.60 and 293,502.80 is: 440,254.20
Step by Step Solution
- Step 1: Write the proportion equation
295,252.40 : 442,878.60 = 293,502.80 : x - Step 2: Convert to fraction form
295,252.40/442,878.60 = 293,502.80/x - Step 3: Cross multiply
295,252.40x = 442,878.60 × 293,502.80 - Step 4: Simplify right side
295,252.40x = 129,986,109,160.08 - Step 5: Solve for x
x = 129,986,109,160.08/295,252.40 - Step 6: Final answer
x = 440,254.20
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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.