Finding the Fourth Proportional to 1,349,235.32, 1,861,764.84 and 866,454.41
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Solution
The fourth proportional to 1,349,235.32, 1,861,764.84 and 866,454.41 is: 1,195,591.55
Step by Step Solution
- Step 1: Write the proportion equation
1,349,235.32 : 1,861,764.84 = 866,454.41 : x - Step 2: Convert to fraction form
1,349,235.32/1,861,764.84 = 866,454.41/x - Step 3: Cross multiply
1,349,235.32x = 1,861,764.84 × 866,454.41 - Step 4: Simplify right side
1,349,235.32x = 1,613,134,346,692.12 - Step 5: Solve for x
x = 1,613,134,346,692.12/1,349,235.32 - Step 6: Final answer
x = 1,195,591.55
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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.