Finding the Fourth Proportional to 1,151,873.41, 1,588,845.21 and 699,164.41
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Solution
The fourth proportional to 1,151,873.41, 1,588,845.21 and 699,164.41 is: 964,397.66
Step by Step Solution
- Step 1: Write the proportion equation
1,151,873.41 : 1,588,845.21 = 699,164.41 : x - Step 2: Convert to fraction form
1,151,873.41/1,588,845.21 = 699,164.41/x - Step 3: Cross multiply
1,151,873.41x = 1,588,845.21 × 699,164.41 - Step 4: Simplify right side
1,151,873.41x = 1,110,864,023,830.98 - Step 5: Solve for x
x = 1,110,864,023,830.98/1,151,873.41 - Step 6: Final answer
x = 964,397.66
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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.