Finding the Fourth Proportional to 5,230,610.08, 7,218,328.26 and 2,875,907.34
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Solution
The fourth proportional to 5,230,610.08, 7,218,328.26 and 2,875,907.34 is: 3,968,799.61
Step by Step Solution
- Step 1: Write the proportion equation
5,230,610.08 : 7,218,328.26 = 2,875,907.34 : x - Step 2: Convert to fraction form
5,230,610.08/7,218,328.26 = 2,875,907.34/x - Step 3: Cross multiply
5,230,610.08x = 7,218,328.26 × 2,875,907.34 - Step 4: Simplify right side
5,230,610.08x = 20,759,243,225,463.43 - Step 5: Solve for x
x = 20,759,243,225,463.43/5,230,610.08 - Step 6: Final answer
x = 3,968,799.61
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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.