Finding the Fourth Proportional to 7,788,292.97, 10,747,843.83 and 4,350,534.00
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Solution
The fourth proportional to 7,788,292.97, 10,747,843.83 and 4,350,534.00 is: 6,003,736.66
Step by Step Solution
- Step 1: Write the proportion equation
7,788,292.97 : 10,747,843.83 = 4,350,534.00 : x - Step 2: Convert to fraction form
7,788,292.97/10,747,843.83 = 4,350,534.00/x - Step 3: Cross multiply
7,788,292.97x = 10,747,843.83 × 4,350,534.00 - Step 4: Simplify right side
7,788,292.97x = 46,758,859,968,800.80 - Step 5: Solve for x
x = 46,758,859,968,800.80/7,788,292.97 - Step 6: Final answer
x = 6,003,736.66
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1.5x scale
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.