Finding the Fourth Proportional to 5,248,360.22, 7,242,704.84 and 2,957,259.02
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Solution
The fourth proportional to 5,248,360.22, 7,242,704.84 and 2,957,259.02 is: 4,080,999.26
Step by Step Solution
- Step 1: Write the proportion equation
5,248,360.22 : 7,242,704.84 = 2,957,259.02 : x - Step 2: Convert to fraction form
5,248,360.22/7,242,704.84 = 2,957,259.02/x - Step 3: Cross multiply
5,248,360.22x = 7,242,704.84 × 2,957,259.02 - Step 4: Simplify right side
5,248,360.22x = 21,418,554,166,287.84 - Step 5: Solve for x
x = 21,418,554,166,287.84/5,248,360.22 - Step 6: Final answer
x = 4,080,999.26
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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.