Finding the Fourth Proportional to 622,355.40, 933,533.10 and 201,673.80
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Solution
The fourth proportional to 622,355.40, 933,533.10 and 201,673.80 is: 302,510.70
Step by Step Solution
- Step 1: Write the proportion equation
622,355.40 : 933,533.10 = 201,673.80 : x - Step 2: Convert to fraction form
622,355.40/933,533.10 = 201,673.80/x - Step 3: Cross multiply
622,355.40x = 933,533.10 × 201,673.80 - Step 4: Simplify right side
622,355.40x = 188,269,167,702.78 - Step 5: Solve for x
x = 188,269,167,702.78/622,355.40 - Step 6: Final answer
x = 302,510.70
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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.