Finding the Fourth Proportional to 1,603,952.55, 2,213,369.87 and 915,597.05
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Solution
The fourth proportional to 1,603,952.55, 2,213,369.87 and 915,597.05 is: 1,263,475.60
Step by Step Solution
- Step 1: Write the proportion equation
1,603,952.55 : 2,213,369.87 = 915,597.05 : x - Step 2: Convert to fraction form
1,603,952.55/2,213,369.87 = 915,597.05/x - Step 3: Cross multiply
1,603,952.55x = 2,213,369.87 × 915,597.05 - Step 4: Simplify right side
1,603,952.55x = 2,026,554,907,886.05 - Step 5: Solve for x
x = 2,026,554,907,886.05/1,603,952.55 - Step 6: Final answer
x = 1,263,475.60
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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.