Finding the Fourth Proportional to 1,054,270.99, 1,453,806.53 and 901,813.86
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Solution
The fourth proportional to 1,054,270.99, 1,453,806.53 and 901,813.86 is: 1,243,572.94
Step by Step Solution
- Step 1: Write the proportion equation
1,054,270.99 : 1,453,806.53 = 901,813.86 : x - Step 2: Convert to fraction form
1,054,270.99/1,453,806.53 = 901,813.86/x - Step 3: Cross multiply
1,054,270.99x = 1,453,806.53 × 901,813.86 - Step 4: Simplify right side
1,054,270.99x = 1,311,062,874,003.44 - Step 5: Solve for x
x = 1,311,062,874,003.44/1,054,270.99 - Step 6: Final answer
x = 1,243,572.94
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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.