Finding the Fourth Proportional to 1,134,115.11, 1,564,027.61 and 827,706.17
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Solution
The fourth proportional to 1,134,115.11, 1,564,027.61 and 827,706.17 is: 1,141,467.28
Step by Step Solution
- Step 1: Write the proportion equation
1,134,115.11 : 1,564,027.61 = 827,706.17 : x - Step 2: Convert to fraction form
1,134,115.11/1,564,027.61 = 827,706.17/x - Step 3: Cross multiply
1,134,115.11x = 1,564,027.61 × 827,706.17 - Step 4: Simplify right side
1,134,115.11x = 1,294,555,290,888.68 - Step 5: Solve for x
x = 1,294,555,290,888.68/1,134,115.11 - Step 6: Final answer
x = 1,141,467.28
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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.