Finding the Fourth Proportional to 316,305.83, 474,458.36 and 103,073.41
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Solution
The fourth proportional to 316,305.83, 474,458.36 and 103,073.41 is: 154,609.99
Step by Step Solution
- Step 1: Write the proportion equation
316,305.83 : 474,458.36 = 103,073.41 : x - Step 2: Convert to fraction form
316,305.83/474,458.36 = 103,073.41/x - Step 3: Cross multiply
316,305.83x = 474,458.36 × 103,073.41 - Step 4: Simplify right side
316,305.83x = 48,904,041,145.91 - Step 5: Solve for x
x = 48,904,041,145.91/316,305.83 - Step 6: Final answer
x = 154,609.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.