Finding the Fourth Proportional to 4,544,955.40, 6,272,168.70 and 2,507,896.12
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Solution
The fourth proportional to 4,544,955.40, 6,272,168.70 and 2,507,896.12 is: 3,460,968.52
Step by Step Solution
- Step 1: Write the proportion equation
4,544,955.40 : 6,272,168.70 = 2,507,896.12 : x - Step 2: Convert to fraction form
4,544,955.40/6,272,168.70 = 2,507,896.12/x - Step 3: Cross multiply
4,544,955.40x = 6,272,168.70 × 2,507,896.12 - Step 4: Simplify right side
4,544,955.40x = 15,729,947,546,715.45 - Step 5: Solve for x
x = 15,729,947,546,715.45/4,544,955.40 - Step 6: Final answer
x = 3,460,968.52
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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.