Finding the Fourth Proportional to 292,032.99, 438,052.97 and 114,623.55
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Solution
The fourth proportional to 292,032.99, 438,052.97 and 114,623.55 is: 171,936.69
Step by Step Solution
- Step 1: Write the proportion equation
292,032.99 : 438,052.97 = 114,623.55 : x - Step 2: Convert to fraction form
292,032.99/438,052.97 = 114,623.55/x - Step 3: Cross multiply
292,032.99x = 438,052.97 × 114,623.55 - Step 4: Simplify right side
292,032.99x = 50,211,185,936.33 - Step 5: Solve for x
x = 50,211,185,936.33/292,032.99 - Step 6: Final answer
x = 171,936.69
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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.