Finding the Fourth Proportional to 1,113,008.61, 1,536,347.51 and 677,226.99
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Solution
The fourth proportional to 1,113,008.61, 1,536,347.51 and 677,226.99 is: 934,813.97
Step by Step Solution
- Step 1: Write the proportion equation
1,113,008.61 : 1,536,347.51 = 677,226.99 : x - Step 2: Convert to fraction form
1,113,008.61/1,536,347.51 = 677,226.99/x - Step 3: Cross multiply
1,113,008.61x = 1,536,347.51 × 677,226.99 - Step 4: Simplify right side
1,113,008.61x = 1,040,455,998,700.82 - Step 5: Solve for x
x = 1,040,455,998,700.82/1,113,008.61 - Step 6: Final answer
x = 934,813.97
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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.