Finding the Fourth Proportional to 1,226,637.97, 1,692,722.71 and 682,759.77
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Solution
The fourth proportional to 1,226,637.97, 1,692,722.71 and 682,759.77 is: 942,187.50
Step by Step Solution
- Step 1: Write the proportion equation
1,226,637.97 : 1,692,722.71 = 682,759.77 : x - Step 2: Convert to fraction form
1,226,637.97/1,692,722.71 = 682,759.77/x - Step 3: Cross multiply
1,226,637.97x = 1,692,722.71 × 682,759.77 - Step 4: Simplify right side
1,226,637.97x = 1,155,722,968,153.38 - Step 5: Solve for x
x = 1,155,722,968,153.38/1,226,637.97 - Step 6: Final answer
x = 942,187.50
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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.