Finding the Fourth Proportional to 955,943.40, 1,432,734.12 and 482,764.08
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Solution
The fourth proportional to 955,943.40, 1,432,734.12 and 482,764.08 is: 723,549.71
Step by Step Solution
- Step 1: Write the proportion equation
955,943.40 : 1,432,734.12 = 482,764.08 : x - Step 2: Convert to fraction form
955,943.40/1,432,734.12 = 482,764.08/x - Step 3: Cross multiply
955,943.40x = 1,432,734.12 × 482,764.08 - Step 4: Simplify right side
955,943.40x = 691,672,569,326.41 - Step 5: Solve for x
x = 691,672,569,326.41/955,943.40 - Step 6: Final answer
x = 723,549.71
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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.