Finding the Fourth Proportional to 959,043.84, 1,323,523.68 and 551,278.08
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Solution
The fourth proportional to 959,043.84, 1,323,523.68 and 551,278.08 is: 760,788.57
Step by Step Solution
- Step 1: Write the proportion equation
959,043.84 : 1,323,523.68 = 551,278.08 : x - Step 2: Convert to fraction form
959,043.84/1,323,523.68 = 551,278.08/x - Step 3: Cross multiply
959,043.84x = 1,323,523.68 × 551,278.08 - Step 4: Simplify right side
959,043.84x = 729,629,593,144.93 - Step 5: Solve for x
x = 729,629,593,144.93/959,043.84 - Step 6: Final answer
x = 760,788.57
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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.