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Finding the Fourth Proportional to 1,453,162, 2,180,093 and 455,890

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Solution

The fourth proportional to 1,453,162, 2,180,093 and 455,890 is: 683,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,162 : 2,180,093 = 455,890 : x
  2. Step 2: Convert to fraction form
    1,453,162/2,180,093 = 455,890/x
  3. Step 3: Cross multiply
    1,453,162x = 2,180,093 × 455,890
  4. Step 4: Simplify right side
    1,453,162x = 993,882,597,770
  5. Step 5: Solve for x
    x = 993,882,597,770/1,453,162
  6. Step 6: Final answer
    x = 683,944.80

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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.