Finding the Fourth Proportional to 561,967.57, 775,586.27 and 368,538.05
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Solution
The fourth proportional to 561,967.57, 775,586.27 and 368,538.05 is: 508,629.09
Step by Step Solution
- Step 1: Write the proportion equation
561,967.57 : 775,586.27 = 368,538.05 : x - Step 2: Convert to fraction form
561,967.57/775,586.27 = 368,538.05/x - Step 3: Cross multiply
561,967.57x = 775,586.27 × 368,538.05 - Step 4: Simplify right side
561,967.57x = 285,833,054,412.88 - Step 5: Solve for x
x = 285,833,054,412.88/561,967.57 - Step 6: Final answer
x = 508,629.09
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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.