Finding the Fourth Proportional to 5,525,954.06, 7,626,051.99 and 3,078,563.76
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Solution
The fourth proportional to 5,525,954.06, 7,626,051.99 and 3,078,563.76 is: 4,248,549.13
Step by Step Solution
- Step 1: Write the proportion equation
5,525,954.06 : 7,626,051.99 = 3,078,563.76 : x - Step 2: Convert to fraction form
5,525,954.06/7,626,051.99 = 3,078,563.76/x - Step 3: Cross multiply
5,525,954.06x = 7,626,051.99 × 3,078,563.76 - Step 4: Simplify right side
5,525,954.06x = 23,477,287,288,289.88 - Step 5: Solve for x
x = 23,477,287,288,289.88/5,525,954.06 - Step 6: Final answer
x = 4,248,549.13
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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.