Finding the Fourth Proportional to 302,569.70, 453,854.55 and 92,207.30
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Solution
The fourth proportional to 302,569.70, 453,854.55 and 92,207.30 is: 138,310.95
Step by Step Solution
- Step 1: Write the proportion equation
302,569.70 : 453,854.55 = 92,207.30 : x - Step 2: Convert to fraction form
302,569.70/453,854.55 = 92,207.30/x - Step 3: Cross multiply
302,569.70x = 453,854.55 × 92,207.30 - Step 4: Simplify right side
302,569.70x = 41,848,702,648.22 - Step 5: Solve for x
x = 41,848,702,648.22/302,569.70 - Step 6: Final answer
x = 138,310.95
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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.