Finding the Fourth Proportional to 5,552,340.71, 7,662,177.65 and 3,104,923.68
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Solution
The fourth proportional to 5,552,340.71, 7,662,177.65 and 3,104,923.68 is: 4,284,765.31
Step by Step Solution
- Step 1: Write the proportion equation
5,552,340.71 : 7,662,177.65 = 3,104,923.68 : x - Step 2: Convert to fraction form
5,552,340.71/7,662,177.65 = 3,104,923.68/x - Step 3: Cross multiply
5,552,340.71x = 7,662,177.65 × 3,104,923.68 - Step 4: Simplify right side
5,552,340.71x = 23,790,476,825,851.75 - Step 5: Solve for x
x = 23,790,476,825,851.75/5,552,340.71 - Step 6: Final answer
x = 4,284,765.31
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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.