Finding the Fourth Proportional to 1,697,475.40, 2,342,532.65 and 923,122.88
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Solution
The fourth proportional to 1,697,475.40, 2,342,532.65 and 923,122.88 is: 1,273,918.59
Step by Step Solution
- Step 1: Write the proportion equation
1,697,475.40 : 2,342,532.65 = 923,122.88 : x - Step 2: Convert to fraction form
1,697,475.40/2,342,532.65 = 923,122.88/x - Step 3: Cross multiply
1,697,475.40x = 2,342,532.65 × 923,122.88 - Step 4: Simplify right side
1,697,475.40x = 2,162,445,470,033.75 - Step 5: Solve for x
x = 2,162,445,470,033.75/1,697,475.40 - Step 6: Final answer
x = 1,273,918.59
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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.