Finding the Fourth Proportional to 5,263,530.84, 7,263,695.52 and 2,849,082.84
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Solution
The fourth proportional to 5,263,530.84, 7,263,695.52 and 2,849,082.84 is: 3,931,746.75
Step by Step Solution
- Step 1: Write the proportion equation
5,263,530.84 : 7,263,695.52 = 2,849,082.84 : x - Step 2: Convert to fraction form
5,263,530.84/7,263,695.52 = 2,849,082.84/x - Step 3: Cross multiply
5,263,530.84x = 7,263,695.52 × 2,849,082.84 - Step 4: Simplify right side
5,263,530.84x = 20,694,870,261,016.88 - Step 5: Solve for x
x = 20,694,870,261,016.88/5,263,530.84 - Step 6: Final answer
x = 3,931,746.75
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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.