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Finding the Fourth Proportional to 194,999.70, 273,786.90 and 194,999.70

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Solution

The fourth proportional to 194,999.70, 273,786.90 and 194,999.70 is: 273,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,999.70 : 273,786.90 = 194,999.70 : x
  2. Step 2: Convert to fraction form
    194,999.70/273,786.90 = 194,999.70/x
  3. Step 3: Cross multiply
    194,999.70x = 273,786.90 × 194,999.70
  4. Step 4: Simplify right side
    194,999.70x = 53,388,363,363.93
  5. Step 5: Solve for x
    x = 53,388,363,363.93/194,999.70
  6. Step 6: Final answer
    x = 273,786.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.