Finding the Fourth Proportional to 1,136,202.19, 1,567,991.85 and 626,937.37
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Solution
The fourth proportional to 1,136,202.19, 1,567,991.85 and 626,937.37 is: 865,191.68
Step by Step Solution
- Step 1: Write the proportion equation
1,136,202.19 : 1,567,991.85 = 626,937.37 : x - Step 2: Convert to fraction form
1,136,202.19/1,567,991.85 = 626,937.37/x - Step 3: Cross multiply
1,136,202.19x = 1,567,991.85 × 626,937.37 - Step 4: Simplify right side
1,136,202.19x = 983,032,682,112.70 - Step 5: Solve for x
x = 983,032,682,112.70/1,136,202.19 - Step 6: Final answer
x = 865,191.68
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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.