Finding the Fourth Proportional to 8,387,253.63, 11,574,349.83 and 4,765,581.63
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Solution
The fourth proportional to 8,387,253.63, 11,574,349.83 and 4,765,581.63 is: 6,576,468.46
Step by Step Solution
- Step 1: Write the proportion equation
8,387,253.63 : 11,574,349.83 = 4,765,581.63 : x - Step 2: Convert to fraction form
8,387,253.63/11,574,349.83 = 4,765,581.63/x - Step 3: Cross multiply
8,387,253.63x = 11,574,349.83 × 4,765,581.63 - Step 4: Simplify right side
8,387,253.63x = 55,158,508,929,041.62 - Step 5: Solve for x
x = 55,158,508,929,041.62/8,387,253.63 - Step 6: Final answer
x = 6,576,468.46
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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.