Finding the Fourth Proportional to 7,804,907.04, 10,769,486.76 and 4,902,230.28
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Solution
The fourth proportional to 7,804,907.04, 10,769,486.76 and 4,902,230.28 is: 6,764,270.71
Step by Step Solution
- Step 1: Write the proportion equation
7,804,907.04 : 10,769,486.76 = 4,902,230.28 : x - Step 2: Convert to fraction form
7,804,907.04/10,769,486.76 = 4,902,230.28/x - Step 3: Cross multiply
7,804,907.04x = 10,769,486.76 × 4,902,230.28 - Step 4: Simplify right side
7,804,907.04x = 52,794,504,094,931.09 - Step 5: Solve for x
x = 52,794,504,094,931.09/7,804,907.04 - Step 6: Final answer
x = 6,764,270.71
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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.