Finding the Fourth Proportional to 1,111,680.62, 1,534,121.61 and 602,383.13
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Solution
The fourth proportional to 1,111,680.62, 1,534,121.61 and 602,383.13 is: 831,290.00
Step by Step Solution
- Step 1: Write the proportion equation
1,111,680.62 : 1,534,121.61 = 602,383.13 : x - Step 2: Convert to fraction form
1,111,680.62/1,534,121.61 = 602,383.13/x - Step 3: Cross multiply
1,111,680.62x = 1,534,121.61 × 602,383.13 - Step 4: Simplify right side
1,111,680.62x = 924,128,977,232.44 - Step 5: Solve for x
x = 924,128,977,232.44/1,111,680.62 - Step 6: Final answer
x = 831,290.00
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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.