Finding the Fourth Proportional to 446,869.80, 670,304.70 and 368,137.80
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Solution
The fourth proportional to 446,869.80, 670,304.70 and 368,137.80 is: 552,206.70
Step by Step Solution
- Step 1: Write the proportion equation
446,869.80 : 670,304.70 = 368,137.80 : x - Step 2: Convert to fraction form
446,869.80/670,304.70 = 368,137.80/x - Step 3: Cross multiply
446,869.80x = 670,304.70 × 368,137.80 - Step 4: Simplify right side
446,869.80x = 246,764,497,587.66 - Step 5: Solve for x
x = 246,764,497,587.66/446,869.80 - Step 6: Final answer
x = 552,206.70
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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.