Finding the Fourth Proportional to 504,029.80, 756,044.70 and 472,925.80
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Solution
The fourth proportional to 504,029.80, 756,044.70 and 472,925.80 is: 709,388.70
Step by Step Solution
- Step 1: Write the proportion equation
504,029.80 : 756,044.70 = 472,925.80 : x - Step 2: Convert to fraction form
504,029.80/756,044.70 = 472,925.80/x - Step 3: Cross multiply
504,029.80x = 756,044.70 × 472,925.80 - Step 4: Simplify right side
504,029.80x = 357,553,044,583.26 - Step 5: Solve for x
x = 357,553,044,583.26/504,029.80 - Step 6: Final answer
x = 709,388.70
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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.