Finding the Fourth Proportional to 1,034,657.26, 1,427,805.87 and 647,686.11
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Solution
The fourth proportional to 1,034,657.26, 1,427,805.87 and 647,686.11 is: 893,793.59
Step by Step Solution
- Step 1: Write the proportion equation
1,034,657.26 : 1,427,805.87 = 647,686.11 : x - Step 2: Convert to fraction form
1,034,657.26/1,427,805.87 = 647,686.11/x - Step 3: Cross multiply
1,034,657.26x = 1,427,805.87 × 647,686.11 - Step 4: Simplify right side
1,034,657.26x = 924,770,029,775.47 - Step 5: Solve for x
x = 924,770,029,775.47/1,034,657.26 - Step 6: Final answer
x = 893,793.59
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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.