Finding the Fourth Proportional to 4,845,999.24, 7,268,735.70 and 1,479,943.80
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Solution
The fourth proportional to 4,845,999.24, 7,268,735.70 and 1,479,943.80 is: 2,219,835.33
Step by Step Solution
- Step 1: Write the proportion equation
4,845,999.24 : 7,268,735.70 = 1,479,943.80 : x - Step 2: Convert to fraction form
4,845,999.24/7,268,735.70 = 1,479,943.80/x - Step 3: Cross multiply
4,845,999.24x = 7,268,735.70 × 1,479,943.80 - Step 4: Simplify right side
4,845,999.24x = 10,757,320,333,053.66 - Step 5: Solve for x
x = 10,757,320,333,053.66/4,845,999.24 - Step 6: Final answer
x = 2,219,835.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.