Finding the Fourth Proportional to 823,250.52, 1,135,725.12 and 483,565.68
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Solution
The fourth proportional to 823,250.52, 1,135,725.12 and 483,565.68 is: 667,108.83
Step by Step Solution
- Step 1: Write the proportion equation
823,250.52 : 1,135,725.12 = 483,565.68 : x - Step 2: Convert to fraction form
823,250.52/1,135,725.12 = 483,565.68/x - Step 3: Cross multiply
823,250.52x = 1,135,725.12 × 483,565.68 - Step 4: Simplify right side
823,250.52x = 549,197,689,945.88 - Step 5: Solve for x
x = 549,197,689,945.88/823,250.52 - Step 6: Final answer
x = 667,108.83
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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.