Finding the Fourth Proportional to 358,501.21, 537,748.16 and 92,260.69
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Solution
The fourth proportional to 358,501.21, 537,748.16 and 92,260.69 is: 138,390.09
Step by Step Solution
- Step 1: Write the proportion equation
358,501.21 : 537,748.16 = 92,260.69 : x - Step 2: Convert to fraction form
358,501.21/537,748.16 = 92,260.69/x - Step 3: Cross multiply
358,501.21x = 537,748.16 × 92,260.69 - Step 4: Simplify right side
358,501.21x = 49,613,013,599.09 - Step 5: Solve for x
x = 49,613,013,599.09/358,501.21 - Step 6: Final answer
x = 138,390.09
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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.