Finding the Fourth Proportional to 4,534,430.76, 6,257,452.94 and 2,574,291.04
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Solution
The fourth proportional to 4,534,430.76, 6,257,452.94 and 2,574,291.04 is: 3,552,486.72
Step by Step Solution
- Step 1: Write the proportion equation
4,534,430.76 : 6,257,452.94 = 2,574,291.04 : x - Step 2: Convert to fraction form
4,534,430.76/6,257,452.94 = 2,574,291.04/x - Step 3: Cross multiply
4,534,430.76x = 6,257,452.94 × 2,574,291.04 - Step 4: Simplify right side
4,534,430.76x = 16,108,505,036,663.66 - Step 5: Solve for x
x = 16,108,505,036,663.66/4,534,430.76 - Step 6: Final answer
x = 3,552,486.72
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1.5x scale
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.