Finding the Fourth Proportional to 5,782,888.08, 7,980,591.42 and 3,490,601.04
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Solution
The fourth proportional to 5,782,888.08, 7,980,591.42 and 3,490,601.04 is: 4,817,153.70
Step by Step Solution
- Step 1: Write the proportion equation
5,782,888.08 : 7,980,591.42 = 3,490,601.04 : x - Step 2: Convert to fraction form
5,782,888.08/7,980,591.42 = 3,490,601.04/x - Step 3: Cross multiply
5,782,888.08x = 7,980,591.42 × 3,490,601.04 - Step 4: Simplify right side
5,782,888.08x = 27,857,060,710,467.08 - Step 5: Solve for x
x = 27,857,060,710,467.08/5,782,888.08 - Step 6: Final answer
x = 4,817,153.70
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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.