Finding the Fourth Proportional to 320,693.44, 481,206.08 and 232,673.44
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Solution
The fourth proportional to 320,693.44, 481,206.08 and 232,673.44 is: 349,130.54
Step by Step Solution
- Step 1: Write the proportion equation
320,693.44 : 481,206.08 = 232,673.44 : x - Step 2: Convert to fraction form
320,693.44/481,206.08 = 232,673.44/x - Step 3: Cross multiply
320,693.44x = 481,206.08 × 232,673.44 - Step 4: Simplify right side
320,693.44x = 111,963,872,819.15 - Step 5: Solve for x
x = 111,963,872,819.15/320,693.44 - Step 6: Final answer
x = 349,130.54
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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.