Finding the Fourth Proportional to 464,391.36, 696,356.19 and 148,807.26
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Solution
The fourth proportional to 464,391.36, 696,356.19 and 148,807.26 is: 223,136.92
Step by Step Solution
- Step 1: Write the proportion equation
464,391.36 : 696,356.19 = 148,807.26 : x - Step 2: Convert to fraction form
464,391.36/696,356.19 = 148,807.26/x - Step 3: Cross multiply
464,391.36x = 696,356.19 × 148,807.26 - Step 4: Simplify right side
464,391.36x = 103,622,856,617.94 - Step 5: Solve for x
x = 103,622,856,617.94/464,391.36 - Step 6: Final answer
x = 223,136.92
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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.