Finding the Fourth Proportional to 548,701.68, 823,037.04 and 149,345.91
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Solution
The fourth proportional to 548,701.68, 823,037.04 and 149,345.91 is: 224,014.65
Step by Step Solution
- Step 1: Write the proportion equation
548,701.68 : 823,037.04 = 149,345.91 : x - Step 2: Convert to fraction form
548,701.68/823,037.04 = 149,345.91/x - Step 3: Cross multiply
548,701.68x = 823,037.04 × 149,345.91 - Step 4: Simplify right side
548,701.68x = 122,917,215,702.51 - Step 5: Solve for x
x = 122,917,215,702.51/548,701.68 - Step 6: Final answer
x = 224,014.65
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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.