Finding the Fourth Proportional to 503,133.12, 694,281.68 and 296,368.67
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Solution
The fourth proportional to 503,133.12, 694,281.68 and 296,368.67 is: 408,964.01
Step by Step Solution
- Step 1: Write the proportion equation
503,133.12 : 694,281.68 = 296,368.67 : x - Step 2: Convert to fraction form
503,133.12/694,281.68 = 296,368.67/x - Step 3: Cross multiply
503,133.12x = 694,281.68 × 296,368.67 - Step 4: Simplify right side
503,133.12x = 205,763,339,472.21 - Step 5: Solve for x
x = 205,763,339,472.21/503,133.12 - Step 6: Final answer
x = 408,964.01
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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.