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Finding the Fourth Proportional to 194,898, 291,502.44 and 114,744.99

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Solution

The fourth proportional to 194,898, 291,502.44 and 114,744.99 is: 171,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,898 : 291,502.44 = 114,744.99 : x
  2. Step 2: Convert to fraction form
    194,898/291,502.44 = 114,744.99/x
  3. Step 3: Cross multiply
    194,898x = 291,502.44 × 114,744.99
  4. Step 4: Simplify right side
    194,898x = 33,448,444,562.78
  5. Step 5: Solve for x
    x = 33,448,444,562.78/194,898
  6. Step 6: Final answer
    x = 171,620.26

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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.