Finding the Fourth Proportional to 4,693,332.18, 6,476,848.53 and 2,882,496.18
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Solution
The fourth proportional to 4,693,332.18, 6,476,848.53 and 2,882,496.18 is: 3,977,875.51
Step by Step Solution
- Step 1: Write the proportion equation
4,693,332.18 : 6,476,848.53 = 2,882,496.18 : x - Step 2: Convert to fraction form
4,693,332.18/6,476,848.53 = 2,882,496.18/x - Step 3: Cross multiply
4,693,332.18x = 6,476,848.53 × 2,882,496.18 - Step 4: Simplify right side
4,693,332.18x = 18,669,491,146,163.62 - Step 5: Solve for x
x = 18,669,491,146,163.62/4,693,332.18 - Step 6: Final answer
x = 3,977,875.51
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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.