Finding the Fourth Proportional to 1,095,715.79, 1,512,058.73 and 612,284.91
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Solution
The fourth proportional to 1,095,715.79, 1,512,058.73 and 612,284.91 is: 844,936.94
Step by Step Solution
- Step 1: Write the proportion equation
1,095,715.79 : 1,512,058.73 = 612,284.91 : x - Step 2: Convert to fraction form
1,095,715.79/1,512,058.73 = 612,284.91/x - Step 3: Cross multiply
1,095,715.79x = 1,512,058.73 × 612,284.91 - Step 4: Simplify right side
1,095,715.79x = 925,810,743,412.76 - Step 5: Solve for x
x = 925,810,743,412.76/1,095,715.79 - Step 6: Final answer
x = 844,936.94
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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.