Finding the Fourth Proportional to 452,555.41, 624,457.11 and 261,531.94
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Solution
The fourth proportional to 452,555.41, 624,457.11 and 261,531.94 is: 360,874.00
Step by Step Solution
- Step 1: Write the proportion equation
452,555.41 : 624,457.11 = 261,531.94 : x - Step 2: Convert to fraction form
452,555.41/624,457.11 = 261,531.94/x - Step 3: Cross multiply
452,555.41x = 624,457.11 × 261,531.94 - Step 4: Simplify right side
452,555.41x = 163,315,479,425.09 - Step 5: Solve for x
x = 163,315,479,425.09/452,555.41 - Step 6: Final answer
x = 360,874.00
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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.