Finding the Fourth Proportional to 6,464,777.96, 9,697,166.84 and 6,141,512.36
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Solution
The fourth proportional to 6,464,777.96, 9,697,166.84 and 6,141,512.36 is: 9,212,268.45
Step by Step Solution
- Step 1: Write the proportion equation
6,464,777.96 : 9,697,166.84 = 6,141,512.36 : x - Step 2: Convert to fraction form
6,464,777.96/9,697,166.84 = 6,141,512.36/x - Step 3: Cross multiply
6,464,777.96x = 9,697,166.84 × 6,141,512.36 - Step 4: Simplify right side
6,464,777.96x = 59,555,270,004,842.15 - Step 5: Solve for x
x = 59,555,270,004,842.15/6,464,777.96 - Step 6: Final answer
x = 9,212,268.45
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1.5x scale
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.