Finding the Fourth Proportional to 1,696,133.93, 2,340,638.57 and 932,171.09
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Solution
The fourth proportional to 1,696,133.93, 2,340,638.57 and 932,171.09 is: 1,286,381.67
Step by Step Solution
- Step 1: Write the proportion equation
1,696,133.93 : 2,340,638.57 = 932,171.09 : x - Step 2: Convert to fraction form
1,696,133.93/2,340,638.57 = 932,171.09/x - Step 3: Cross multiply
1,696,133.93x = 2,340,638.57 × 932,171.09 - Step 4: Simplify right side
1,696,133.93x = 2,181,875,597,720.18 - Step 5: Solve for x
x = 2,181,875,597,720.18/1,696,133.93 - Step 6: Final answer
x = 1,286,381.67
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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.