Finding the Fourth Proportional to 292,692.24, 403,922.88 and 163,627.02
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Solution
The fourth proportional to 292,692.24, 403,922.88 and 163,627.02 is: 225,809.53
Step by Step Solution
- Step 1: Write the proportion equation
292,692.24 : 403,922.88 = 163,627.02 : x - Step 2: Convert to fraction form
292,692.24/403,922.88 = 163,627.02/x - Step 3: Cross multiply
292,692.24x = 403,922.88 × 163,627.02 - Step 4: Simplify right side
292,692.24x = 66,092,697,164.22 - Step 5: Solve for x
x = 66,092,697,164.22/292,692.24 - Step 6: Final answer
x = 225,809.53
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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.