Finding the Fourth Proportional to 364,811.10, 547,216.65 and 207,347.10
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Solution
The fourth proportional to 364,811.10, 547,216.65 and 207,347.10 is: 311,020.65
Step by Step Solution
- Step 1: Write the proportion equation
364,811.10 : 547,216.65 = 207,347.10 : x - Step 2: Convert to fraction form
364,811.10/547,216.65 = 207,347.10/x - Step 3: Cross multiply
364,811.10x = 547,216.65 × 207,347.10 - Step 4: Simplify right side
364,811.10x = 113,463,785,449.22 - Step 5: Solve for x
x = 113,463,785,449.22/364,811.10 - Step 6: Final answer
x = 311,020.65
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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.