Finding the Fourth Proportional to 616,109.20, 924,077.40 and 195,427.60
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Solution
The fourth proportional to 616,109.20, 924,077.40 and 195,427.60 is: 293,113.99
Step by Step Solution
- Step 1: Write the proportion equation
616,109.20 : 924,077.40 = 195,427.60 : x - Step 2: Convert to fraction form
616,109.20/924,077.40 = 195,427.60/x - Step 3: Cross multiply
616,109.20x = 924,077.40 × 195,427.60 - Step 4: Simplify right side
616,109.20x = 180,590,228,496.24 - Step 5: Solve for x
x = 180,590,228,496.24/616,109.20 - Step 6: Final answer
x = 293,113.99
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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.