Finding the Fourth Proportional to 1,696,186.50, 2,340,673.08 and 971,101.62
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Solution
The fourth proportional to 1,696,186.50, 2,340,673.08 and 971,101.62 is: 1,340,083.43
Step by Step Solution
- Step 1: Write the proportion equation
1,696,186.50 : 2,340,673.08 = 971,101.62 : x - Step 2: Convert to fraction form
1,696,186.50/2,340,673.08 = 971,101.62/x - Step 3: Cross multiply
1,696,186.50x = 2,340,673.08 × 971,101.62 - Step 4: Simplify right side
1,696,186.50x = 2,273,031,419,878.39 - Step 5: Solve for x
x = 2,273,031,419,878.39/1,696,186.50 - Step 6: Final answer
x = 1,340,083.43
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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.