Finding the Fourth Proportional to 5,317,390.08, 7,975,296.72 and 1,723,474.08
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Solution
The fourth proportional to 5,317,390.08, 7,975,296.72 and 1,723,474.08 is: 2,584,955.58
Step by Step Solution
- Step 1: Write the proportion equation
5,317,390.08 : 7,975,296.72 = 1,723,474.08 : x - Step 2: Convert to fraction form
5,317,390.08/7,975,296.72 = 1,723,474.08/x - Step 3: Cross multiply
5,317,390.08x = 7,975,296.72 × 1,723,474.08 - Step 4: Simplify right side
5,317,390.08x = 13,745,217,177,229.02 - Step 5: Solve for x
x = 13,745,217,177,229.02/5,317,390.08 - Step 6: Final answer
x = 2,584,955.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.