Finding the Fourth Proportional to 262,246.08, 361,845.36 and 153,329.44
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Solution
The fourth proportional to 262,246.08, 361,845.36 and 153,329.44 is: 211,562.92
Step by Step Solution
- Step 1: Write the proportion equation
262,246.08 : 361,845.36 = 153,329.44 : x - Step 2: Convert to fraction form
262,246.08/361,845.36 = 153,329.44/x - Step 3: Cross multiply
262,246.08x = 361,845.36 × 153,329.44 - Step 4: Simplify right side
262,246.08x = 55,481,546,415.40 - Step 5: Solve for x
x = 55,481,546,415.40/262,246.08 - Step 6: Final answer
x = 211,562.92
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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.