Finding the Fourth Proportional to 705,072.36, 973,153.26 and 433,282.80
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Solution
The fourth proportional to 705,072.36, 973,153.26 and 433,282.80 is: 598,024.53
Step by Step Solution
- Step 1: Write the proportion equation
705,072.36 : 973,153.26 = 433,282.80 : x - Step 2: Convert to fraction form
705,072.36/973,153.26 = 433,282.80/x - Step 3: Cross multiply
705,072.36x = 973,153.26 × 433,282.80 - Step 4: Simplify right side
705,072.36x = 421,650,569,321.93 - Step 5: Solve for x
x = 421,650,569,321.93/705,072.36 - Step 6: Final answer
x = 598,024.53
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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.