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Finding the Fourth Proportional to 195,896.70, 293,845.05 and 185,247.10

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Solution

The fourth proportional to 195,896.70, 293,845.05 and 185,247.10 is: 277,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,896.70 : 293,845.05 = 185,247.10 : x
  2. Step 2: Convert to fraction form
    195,896.70/293,845.05 = 185,247.10/x
  3. Step 3: Cross multiply
    195,896.70x = 293,845.05 × 185,247.10
  4. Step 4: Simplify right side
    195,896.70x = 54,433,943,361.86
  5. Step 5: Solve for x
    x = 54,433,943,361.86/195,896.70
  6. Step 6: Final answer
    x = 277,870.65

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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.