Finding the Fourth Proportional to 358,703.37, 537,686.00 and 159,117.75
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Solution
The fourth proportional to 358,703.37, 537,686.00 and 159,117.75 is: 238,512.91
Step by Step Solution
- Step 1: Write the proportion equation
358,703.37 : 537,686.00 = 159,117.75 : x - Step 2: Convert to fraction form
358,703.37/537,686.00 = 159,117.75/x - Step 3: Cross multiply
358,703.37x = 537,686.00 × 159,117.75 - Step 4: Simplify right side
358,703.37x = 85,555,386,327.60 - Step 5: Solve for x
x = 85,555,386,327.60/358,703.37 - Step 6: Final answer
x = 238,512.91
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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.