Finding the Fourth Proportional to 1,641,771.33, 2,265,472.58 and 953,308.99
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Solution
The fourth proportional to 1,641,771.33, 2,265,472.58 and 953,308.99 is: 1,315,466.61
Step by Step Solution
- Step 1: Write the proportion equation
1,641,771.33 : 2,265,472.58 = 953,308.99 : x - Step 2: Convert to fraction form
1,641,771.33/2,265,472.58 = 953,308.99/x - Step 3: Cross multiply
1,641,771.33x = 2,265,472.58 × 953,308.99 - Step 4: Simplify right side
1,641,771.33x = 2,159,695,366,682.27 - Step 5: Solve for x
x = 2,159,695,366,682.27/1,641,771.33 - Step 6: Final answer
x = 1,315,466.61
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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.