Finding the Fourth Proportional to 5,422,759.84, 7,483,546.30 and 2,975,370.24
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Solution
The fourth proportional to 5,422,759.84, 7,483,546.30 and 2,975,370.24 is: 4,106,086.49
Step by Step Solution
- Step 1: Write the proportion equation
5,422,759.84 : 7,483,546.30 = 2,975,370.24 : x - Step 2: Convert to fraction form
5,422,759.84/7,483,546.30 = 2,975,370.24/x - Step 3: Cross multiply
5,422,759.84x = 7,483,546.30 × 2,975,370.24 - Step 4: Simplify right side
5,422,759.84x = 22,266,320,913,264.38 - Step 5: Solve for x
x = 22,266,320,913,264.38/5,422,759.84 - Step 6: Final answer
x = 4,106,086.49
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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.