Finding the Fourth Proportional to 1,120,592.95, 1,546,491.35 and 637,203.08
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Solution
The fourth proportional to 1,120,592.95, 1,546,491.35 and 637,203.08 is: 879,381.81
Step by Step Solution
- Step 1: Write the proportion equation
1,120,592.95 : 1,546,491.35 = 637,203.08 : x - Step 2: Convert to fraction form
1,120,592.95/1,546,491.35 = 637,203.08/x - Step 3: Cross multiply
1,120,592.95x = 1,546,491.35 × 637,203.08 - Step 4: Simplify right side
1,120,592.95x = 985,429,051,413.36 - Step 5: Solve for x
x = 985,429,051,413.36/1,120,592.95 - Step 6: Final answer
x = 879,381.81
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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.