Finding the Fourth Proportional to 1,576,998.08, 2,176,258.25 and 851,845.75
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Solution
The fourth proportional to 1,576,998.08, 2,176,258.25 and 851,845.75 is: 1,175,547.62
Step by Step Solution
- Step 1: Write the proportion equation
1,576,998.08 : 2,176,258.25 = 851,845.75 : x - Step 2: Convert to fraction form
1,576,998.08/2,176,258.25 = 851,845.75/x - Step 3: Cross multiply
1,576,998.08x = 2,176,258.25 × 851,845.75 - Step 4: Simplify right side
1,576,998.08x = 1,853,836,337,853.91 - Step 5: Solve for x
x = 1,853,836,337,853.91/1,576,998.08 - Step 6: Final answer
x = 1,175,547.62
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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.