Finding the Fourth Proportional to 1,696,039.84, 2,340,508.08 and 932,077.12
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Solution
The fourth proportional to 1,696,039.84, 2,340,508.08 and 932,077.12 is: 1,286,251.64
Step by Step Solution
- Step 1: Write the proportion equation
1,696,039.84 : 2,340,508.08 = 932,077.12 : x - Step 2: Convert to fraction form
1,696,039.84/2,340,508.08 = 932,077.12/x - Step 3: Cross multiply
1,696,039.84x = 2,340,508.08 × 932,077.12 - Step 4: Simplify right side
1,696,039.84x = 2,181,534,030,543.13 - Step 5: Solve for x
x = 2,181,534,030,543.13/1,696,039.84 - Step 6: Final answer
x = 1,286,251.64
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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.