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Finding the Fourth Proportional to 637,896.23, 956,512.12 and 300,846.39

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Solution

The fourth proportional to 637,896.23, 956,512.12 and 300,846.39 is: 451,112.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,896.23 : 956,512.12 = 300,846.39 : x
  2. Step 2: Convert to fraction form
    637,896.23/956,512.12 = 300,846.39/x
  3. Step 3: Cross multiply
    637,896.23x = 956,512.12 × 300,846.39
  4. Step 4: Simplify right side
    637,896.23x = 287,763,212,006.45
  5. Step 5: Solve for x
    x = 287,763,212,006.45/637,896.23
  6. Step 6: Final answer
    x = 451,112.89

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1.5x scale

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.