Finding the Fourth Proportional to 6,188,257.24, 8,538,884.55 and 3,434,965.71
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Solution
The fourth proportional to 6,188,257.24, 8,538,884.55 and 3,434,965.71 is: 4,739,747.31
Step by Step Solution
- Step 1: Write the proportion equation
6,188,257.24 : 8,538,884.55 = 3,434,965.71 : x - Step 2: Convert to fraction form
6,188,257.24/8,538,884.55 = 3,434,965.71/x - Step 3: Cross multiply
6,188,257.24x = 8,538,884.55 × 3,434,965.71 - Step 4: Simplify right side
6,188,257.24x = 29,330,775,630,898.78 - Step 5: Solve for x
x = 29,330,775,630,898.78/6,188,257.24 - Step 6: Final answer
x = 4,739,747.31
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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.