Finding the Fourth Proportional to 2,368,820.70, 3,553,231.66 and 663,215.28
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Solution
The fourth proportional to 2,368,820.70, 3,553,231.66 and 663,215.28 is: 994,823.08
Step by Step Solution
- Step 1: Write the proportion equation
2,368,820.70 : 3,553,231.66 = 663,215.28 : x - Step 2: Convert to fraction form
2,368,820.70/3,553,231.66 = 663,215.28/x - Step 3: Cross multiply
2,368,820.70x = 3,553,231.66 × 663,215.28 - Step 4: Simplify right side
2,368,820.70x = 2,356,557,515,309.11 - Step 5: Solve for x
x = 2,356,557,515,309.11/2,368,820.70 - Step 6: Final answer
x = 994,823.08
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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.